BlackTreeCVE Intelligence
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Full vulnerability report · 2023
CVE-2023-1637High confidence

n/a Kernel — Sensitive Information in Resource Not Removed Before Reuse

Unknown · Kernel

5.5MediumCVSS 3.1
Recommended action
Patch only the product branches with a verified fix

Medium technical severity with public exploit material referenced by a structured source; prioritise exposed affected systems while verifying vendor guidance. Verified remediation exists for at least one product or source, but 1 structured product or package state remain unresolved. Apply remediation only to the exact product branch confirmed by its source.

Fix availability varies by product
R
Operational reassessment

Published severity in operational context

Open reassessment dashboard →
Published severityMediumOperational priority:Medium, unchanged from published severity.unchanged

Evidence used

  • No CISA KEV confirmation is currently recorded.
  • A structured source references public exploit or proof-of-concept material.
  • Exploitation requires an existing local or physical foothold with privileges.
  • EPSS is 0.22% for the current model date.

Compensating controls

  • Validate the affected product branch and deploy the verified fixed release.
  • Restrict local access and enforce least privilege on affected hosts.
  • Increase monitoring for the attack path and post-exploitation behaviour described in the report.

Verification

  1. Confirm that the asset runs Unknown Kernel and falls inside the recorded affected range.
  2. Verify the installed build against the product-specific fixed version after deployment.
  3. Validate exposure, authentication requirements and compensating controls in the actual environment.
  4. Reopen this reassessment when CVSS, KEV, EPSS, exploit evidence or remediation changes.
Mitigation target: As exposure requiresRemediation target: Within 365 days

This automated reassessment organises public evidence. It does not know asset exposure, business impact or control effectiveness and does not replace CVSS or a human risk decision.

Cross-source reconciliation

Remediation availability differs by product scope

Verified remediation exists for at least one product or source, but 1 structured product or package state remain unresolved. Apply remediation only to the exact product branch confirmed by its source.

Distribution package intelligence

Release-specific package status

Debian, ubuntu findings are scoped to the named distribution, release and source package. An absent finding does not mean a package is unaffected.

5 package states
Package result overrides the generic status

BlackTree has verified remediation for at least one product or source, but the relevant distribution still reports no fixed package for 1 affected package state shown here. Treat those rows as affected with no fix until that distribution publishes a fixed version.

Repository candidate not checked

A published vendor fix does not prove that a matching update is enabled and installable on a particular asset. Confirm the local package candidate before scheduling remediation.

Distribution releaseSource packageVendor stateFixed versionEvidence
Debian trixietrixie · sourcelinuxVendor fix publishedDebian records a fixed source-package version for this release.5.17.3-1Debian Security Tracker ↗Source updated 6 Oct 2026
Debian bookwormbookworm · sourcelinuxVendor fix publishedDebian records a fixed source-package version for this release.5.17.3-1Debian Security Tracker ↗Source updated 6 Oct 2026
Debian forkyforky · sourcelinuxVendor fix publishedDebian records a fixed source-package version for this release.5.17.3-1Debian Security Tracker ↗Source updated 6 Oct 2026
Debian sidsid · sourcelinuxVendor fix publishedDebian records a fixed source-package version for this release.5.17.3-1Debian Security Tracker ↗Source updated 6 Oct 2026
Ubuntu 24.04 LTSnoble · standard archivelinux-raspi-realtimeAffected, no fix publishedCanonical OVAL identifies this running kernel flavour as affected and does not publish a fixed package version in this definition.Not published in this feedCanonical Ubuntu Security ↗Source updated 5 Oct 2026
Optional official sources

National CERT insights
?CERT means Computer Emergency Response Team; CSIRT is the closely related term Computer Security Incident Response Team.

Choose official national sources for this report. Each advisory shows its original language. Your selection is remembered on this device and included in shared links.

Official European source

ENISA European Vulnerability Database

Official EUVD identifiers, advisory evidence and known-exploited context. Missing fields are not treated as evidence of low risk.

1 current
ENISA EUVD identifier

EUVD-2023-23866

No EUVD known-exploited evidence

ENISA has published the identifier mapping but no EUVD description has been stored yet.

EUVD state
Present in the current official mapping
Known exploitation
Not present in the current ENISA EUVD known-exploited dataset. This is not proof of no exploitation.
ENISA score
Not supplied in the stored EUVD record
Advisory evidence
No linked advisory details stored yet
Recommended actionPatch only the product branches with a verified fix

Medium technical severity with public exploit material referenced by a structured source; prioritise exposed affected systems while verifying vendor guidance. Verified remediation exists for at least one product or source, but 1 structured product or package state remain unresolved. Apply remediation only to the exact product branch confirmed by its source.

Fix availability varies by product
01

What, why and how

A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks.

What

A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks.

Why

The product releases a resource such as memory or a file so that it can be made available for reuse, but it does not clear or zeroize the information contained in the resource before the product performs a critical state transition or makes the resource available for reuse by other entities.

How

An attacker operating through local access may attempt exploitation with low privileges. If successful, the issue may cause the confidentiality, integrity or availability impact described by the vendor.

What

A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks.

Why

The product releases a resource such as memory or a file so that it can be made available for reuse, but it does not clear or zeroize the information contained in the resource before the product performs a critical state transition or makes the resource available for reuse by other entities.

How

An attacker operating through local access may attempt exploitation with low privileges. If successful, the issue may cause the confidentiality, integrity or availability impact described by the vendor.

02

Exploit reality and attack path

CVSS severity, EPSS forecast probability, public exploit material and CISA-confirmed exploitation are separate signals.

Observed exploitation
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
No confirmed evidence

No CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.

Public PoC / exploit material
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
Reference recorded

CISA Vulnrichment records proof-of-concept exploitation in its SSVC data. BlackTree has not independently executed or validated exploit material.

Likely attack path
local access → Sensitive Information in Resource Not Removed Before Reuse → cause the confidentiality, integrity or availability impact described by the vendor
Attack surface
Local
Privileges required
Low: a basic authenticated account is required
User interaction
None
Attack complexity
Low: no specialised conditions are recorded
Security boundary
Unchanged: impact remains within the vulnerable component's security authority
Weakness
?CWE means Common Weakness Enumeration: a standard category for the underlying weakness.
CWE-226 ↗

CWE-226: Sensitive Information in Resource Not Removed Before Reuse. The product releases a resource such as memory or a file so that it can be made available for reuse, but it does not clear or zeroize the information contained in the resource before the product performs a critical state transition or makes the resource available for reuse by other entities.

CVSS vector
?CVSS means Common Vulnerability Scoring System. The vector records the metric values used to calculate technical severity.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Common Vulnerability Scoring System 3.1: the compact vector below is decoded into plain language.

AVLocalAttack vector: The attacker needs local access to the vulnerable system.ACLowAttack complexity: No specialised conditions are required beyond attacker-controlled input.PRLowPrivileges required: The attacker needs basic user-level privileges.UINoneUser interaction: No action by another user is required.SUnchangedScope: The security impact remains within the vulnerable component's authority.CHighConfidentiality impact: A successful attack can cause a major loss.INoneIntegrity impact: No direct loss is represented by this metric.ANoneAvailability impact: No direct loss is represented by this metric.
Post-exploitation / living off the land
The issue can support a local privilege or sandbox boundary transition; normal system utilities may then be available in the gained context.
CWE-226Public exploit reference
A

Official authority intelligence

Only matched European and national findings are included. Language selectors and unavailable sources are omitted.

BSI · German · WID-SEC-2023-2902IBM Security Guardium: Mehrere Schwachstellen

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in IBM Security Guardium ausnutzen, um seine Privilegien zu erweitern, beliebigen Programmcode auszuführen, Sicherheitsvorkehrungen zu umgehen, Dateien zu manipulieren, einen Denial of Service Zustand herbeizuführen oder Informationen offenzulegen.

Official advisory ↗
BSI · German · WID-SEC-2023-0751Linux Kernel: Schwachstelle ermöglicht Offenlegung von Informationen

Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um Informationen offenzulegen.

Official advisory ↗
Cyber Security Agency of Singapore · English · CSA-SB-20230329Security Bulletin 29 Mar 2023

The Cyber Security Agency of Singapore included this CVE in its official Security Bulletin 29 Mar 2023, published on 29 March 2023. Open the linked bulletin for the product, severity and reference information published in that issue.

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0872Multiples vulnérabilités dans le noyau Linux de RedHat

De multiples vulnérabilités ont été découvertes dans le noyau Linux de RedHat . Elles permettent à un attaquant de provoquer une élévation de privilèges et une atteinte à la confidentialité des données.

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0840Multiples vulnérabilités dans le noyau Linux de RedHat

hat.com/errata/RHSA-2023:5628 Référence CVE CVE-2020-36558 https://www.cve.org/CVERecord?id=CVE-2020-36558 Référence CVE CVE-2022-2503 https://www.cve.org/CVERecord?id=CVE-2022-2503 Référence CVE CVE-2022-2873 https://www.cve.org/CVERecord?id=CVE-2022-2873 Référence CVE CVE-2022-36879 https://www.cve.org/CVERecord?id=CVE-2022-36879 Référence CVE CVE-2022-42896 https://www.cve.org/CVERecord?id=CVE-2022-42896 Référence CVE CVE-2023-0590 https://www.cve.org/CVERecord?id=CVE-2023-0590 Référence CVE CVE-2023-1095 https://www.cve.org/CVERecord?id=CVE-2023-1095 Référence CVE CVE-2023-1206 https://www.cve.org/CVERecord?id=CVE-2023-1206 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-1998 https://www.cve.org/CVERecord?id=CVE-2023-1998 Référence CVE CVE-2023-2235 https://www.cve.org/CVERecord?id=CVE-2023-2235 Référence CVE CVE-2023-28327 https://www.cve.org/CVERecord?id=CVE-2023-28327 Référence CVE CVE-2023-3090 https://www.cve.org/CVERecord?id=CVE-2023-3090 Référence CVE CVE-2023-31248 https://www.cve.org/CVERecord?id=CVE-2023-31248 Référence CVE CVE-2023-3161 https://www.cve.org/CVERecord?id=CVE-2023-3161 Référence CVE CVE-2023-32233 https://www.cve.org/CVERecord?id=CVE-2023-32233 Référence CVE CVE-2023-35001 https://www.cve.org/CVERecord?id=CVE-2023-

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0769Multiples vulnérabilités dans les produits IBM

De multiples vulnérabilités ont été découvertes dans les produits IBM . Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, une exécution de code arbitraire à distance et une atteinte à la confidentialité des données.

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0753Multiples vulnérabilités dans le noyau Linux de RedHat

De multiples vulnérabilités ont été découvertes dans le noyau Linux de RedHat . Elles permettent à un attaquant de provoquer une atteinte à l'intégrité des données, une atteinte à la confidentialité des données et un contournement de la politique de sécurité.

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0706Multiples vulnérabilités dans le noyau Linux de RedHat

De multiples vulnérabilités ont été découvertes dans le noyau Linux de RedHat . Certaines d'entre elles permettent à un attaquant de provoquer un déni de service à distance, un contournement de la politique de sécurité et une atteinte à l'intégrité des données.

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0664Multiples vulnérabilités dans le noyau Linux de SUSE

ate/announcement/2023/suse-su-20233333-1/ Bulletin de sécurité SUSE SUSE-SU-2023:3349-1 du 17 août 2023 https://www.suse.com/support/update/announcement/2023/suse-su-20233349-1/ Référence CVE CVE-2017-18344 https://www.cve.org/CVERecord?id=CVE-2017-18344 Référence CVE CVE-2018-20784 https://www.cve.org/CVERecord?id=CVE-2018-20784 Référence CVE CVE-2018-3639 https://www.cve.org/CVERecord?id=CVE-2018-3639 Référence CVE CVE-2022-40982 https://www.cve.org/CVERecord?id=CVE-2022-40982 Référence CVE CVE-2022-45919 https://www.cve.org/CVERecord?id=CVE-2022-45919 Référence CVE CVE-2023-0459 https://www.cve.org/CVERecord?id=CVE-2023-0459 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-1829 https://www.cve.org/CVERecord?id=CVE-2023-1829 Référence CVE CVE-2023-20569 https://www.cve.org/CVERecord?id=CVE-2023-20569 Référence CVE CVE-2023-20593 https://www.cve.org/CVERecord?id=CVE-2023-20593 Référence CVE CVE-2023-21400 https://www.cve.org/CVERecord?id=CVE-2023-21400 Référence CVE CVE-2023-2156 https://www.cve.org/CVERecord?id=CVE-2023-2156 Référence CVE CVE-2023-2166 https://www.cve.org/CVERecord?id=CVE-2023-2166 Référence CVE CVE-2023-2430 https://www.cve.org/CVERecord?id=CVE-2023-2430 Référence CVE CVE-2023-2985 https://www.cve.org/CVERecord?id=CVE-2023-2

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0578Multiples vulnérabilités dans le noyau Linux de SUSE

.cve.org/CVERecord?id=CVE-2023-1079 Référence CVE CVE-2023-1095 https://www.cve.org/CVERecord?id=CVE-2023-1095 Référence CVE CVE-2023-1118 https://www.cve.org/CVERecord?id=CVE-2023-1118 Référence CVE CVE-2023-1249 https://www.cve.org/CVERecord?id=CVE-2023-1249 Référence CVE CVE-2023-1382 https://www.cve.org/CVERecord?id=CVE-2023-1382 Référence CVE CVE-2023-1513 https://www.cve.org/CVERecord?id=CVE-2023-1513 Référence CVE CVE-2023-1582 https://www.cve.org/CVERecord?id=CVE-2023-1582 Référence CVE CVE-2023-1583 https://www.cve.org/CVERecord?id=CVE-2023-1583 Référence CVE CVE-2023-1611 https://www.cve.org/CVERecord?id=CVE-2023-1611 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-1652 https://www.cve.org/CVERecord?id=CVE-2023-1652 Référence CVE CVE-2023-1670 https://www.cve.org/CVERecord?id=CVE-2023-1670 Référence CVE CVE-2023-1829 https://www.cve.org/CVERecord?id=CVE-2023-1829 Référence CVE CVE-2023-1838 https://www.cve.org/CVERecord?id=CVE-2023-1838 Référence CVE CVE-2023-1855 https://www.cve.org/CVERecord?id=CVE-2023-1855 Référence CVE CVE-2023-1989 https://www.cve.org/CVERecord?id=CVE-2023-1989 Référence CVE CVE-2023-1998 https://www.cve.org/CVERecord?id=CVE-2023-1998 Référence CVE CVE-2023-2002 https://www.cve.org/CVERecord?id=CVE-2023-2002 Ré

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0544Multiples vulnérabilités dans le noyau Linux de SUSE

.cve.org/CVERecord?id=CVE-2023-1118 Référence CVE CVE-2023-1249 https://www.cve.org/CVERecord?id=CVE-2023-1249 Référence CVE CVE-2023-1380 https://www.cve.org/CVERecord?id=CVE-2023-1380 Référence CVE CVE-2023-1382 https://www.cve.org/CVERecord?id=CVE-2023-1382 Référence CVE CVE-2023-1390 https://www.cve.org/CVERecord?id=CVE-2023-1390 Référence CVE CVE-2023-1513 https://www.cve.org/CVERecord?id=CVE-2023-1513 Référence CVE CVE-2023-1582 https://www.cve.org/CVERecord?id=CVE-2023-1582 Référence CVE CVE-2023-1583 https://www.cve.org/CVERecord?id=CVE-2023-1583 Référence CVE CVE-2023-1611 https://www.cve.org/CVERecord?id=CVE-2023-1611 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-1652 https://www.cve.org/CVERecord?id=CVE-2023-1652 Référence CVE CVE-2023-1670 https://www.cve.org/CVERecord?id=CVE-2023-1670 Référence CVE CVE-2023-1829 https://www.cve.org/CVERecord?id=CVE-2023-1829 Référence CVE CVE-2023-1838 https://www.cve.org/CVERecord?id=CVE-2023-1838 Référence CVE CVE-2023-1855 https://www.cve.org/CVERecord?id=CVE-2023-1855 Référence CVE CVE-2023-1989 https://www.cve.org/CVERecord?id=CVE-2023-1989 Référence CVE CVE-2023-1990 https://www.cve.org/CVERecord?id=CVE-2023-1990 Référence CVE CVE-2023-1998 https://www.cve.org/CVERecord?id=CVE-2023-1998 Ré

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0507Multiples vulnérabilités dans le noyau Linux de SUSE

g/CVERecord?id=CVE-2022-45885 Référence CVE CVE-2022-45886 https://www.cve.org/CVERecord?id=CVE-2022-45886 Référence CVE CVE-2022-45887 https://www.cve.org/CVERecord?id=CVE-2022-45887 Référence CVE CVE-2022-45919 https://www.cve.org/CVERecord?id=CVE-2022-45919 Référence CVE CVE-2022-4744 https://www.cve.org/CVERecord?id=CVE-2022-4744 Référence CVE CVE-2023-1079 https://www.cve.org/CVERecord?id=CVE-2023-1079 Référence CVE CVE-2023-1380 https://www.cve.org/CVERecord?id=CVE-2023-1380 Référence CVE CVE-2023-1382 https://www.cve.org/CVERecord?id=CVE-2023-1382 Référence CVE CVE-2023-1390 https://www.cve.org/CVERecord?id=CVE-2023-1390 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-2002 https://www.cve.org/CVERecord?id=CVE-2023-2002 Référence CVE CVE-2023-2124 https://www.cve.org/CVERecord?id=CVE-2023-2124 Référence CVE CVE-2023-2156 https://www.cve.org/CVERecord?id=CVE-2023-2156 Référence CVE CVE-2023-2162 https://www.cve.org/CVERecord?id=CVE-2023-2162 Référence CVE CVE-2023-2194 https://www.cve.org/CVERecord?id=CVE-2023-2194 Référence CVE CVE-2023-2269 https://www.cve.org/CVERecord?id=CVE-2023-2269 Référence CVE CVE-2023-23455 https://www.cve.org/CVERecord?id=CVE-2023-23455 Référence CVE CVE-2023-23586 https://www.cve.org/CVERecord?id=CVE-2023-2358

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0489Multiples vulnérabilités dans le noyau Linux de SUSE

VERecord?id=CVE-2022-4269 Référence CVE CVE-2022-45884 https://www.cve.org/CVERecord?id=CVE-2022-45884 Référence CVE CVE-2022-45885 https://www.cve.org/CVERecord?id=CVE-2022-45885 Référence CVE CVE-2022-45886 https://www.cve.org/CVERecord?id=CVE-2022-45886 Référence CVE CVE-2022-45887 https://www.cve.org/CVERecord?id=CVE-2022-45887 Référence CVE CVE-2022-45919 https://www.cve.org/CVERecord?id=CVE-2022-45919 Référence CVE CVE-2023-1077 https://www.cve.org/CVERecord?id=CVE-2023-1077 Référence CVE CVE-2023-1079 https://www.cve.org/CVERecord?id=CVE-2023-1079 Référence CVE CVE-2023-1380 https://www.cve.org/CVERecord?id=CVE-2023-1380 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-2156 https://www.cve.org/CVERecord?id=CVE-2023-2156 Référence CVE CVE-2023-2176 https://www.cve.org/CVERecord?id=CVE-2023-2176 Référence CVE CVE-2023-2194 https://www.cve.org/CVERecord?id=CVE-2023-2194 Référence CVE CVE-2023-2269 https://www.cve.org/CVERecord?id=CVE-2023-2269 Référence CVE CVE-2023-23586 https://www.cve.org/CVERecord?id=CVE-2023-23586 Référence CVE CVE-2023-2483 https://www.cve.org/CVERecord?id=CVE-2023-2483 Référence CVE CVE-2023-2513 https://www.cve.org/CVERecord?id=CVE-2023-2513 Référence CVE CVE-2023-28466 https://www.cve.org/CVERecord?id=CVE-2023-2846

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0474Multiples vulnérabilités dans le noyau Linux de SUSE

org/CVERecord?id=CVE-2022-45886 Référence CVE CVE-2022-45887 https://www.cve.org/CVERecord?id=CVE-2022-45887 Référence CVE CVE-2022-45919 https://www.cve.org/CVERecord?id=CVE-2022-45919 Référence CVE CVE-2023-0590 https://www.cve.org/CVERecord?id=CVE-2023-0590 Référence CVE CVE-2023-1079 https://www.cve.org/CVERecord?id=CVE-2023-1079 Référence CVE CVE-2023-1118 https://www.cve.org/CVERecord?id=CVE-2023-1118 Référence CVE CVE-2023-1380 https://www.cve.org/CVERecord?id=CVE-2023-1380 Référence CVE CVE-2023-1382 https://www.cve.org/CVERecord?id=CVE-2023-1382 Référence CVE CVE-2023-1513 https://www.cve.org/CVERecord?id=CVE-2023-1513 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-1670 https://www.cve.org/CVERecord?id=CVE-2023-1670 Référence CVE CVE-2023-1989 https://www.cve.org/CVERecord?id=CVE-2023-1989 Référence CVE CVE-2023-2002 https://www.cve.org/CVERecord?id=CVE-2023-2002 Référence CVE CVE-2023-2124 https://www.cve.org/CVERecord?id=CVE-2023-2124 Référence CVE CVE-2023-2156 https://www.cve.org/CVERecord?id=CVE-2023-2156 Référence CVE CVE-2023-2162 https://www.cve.org/CVERecord?id=CVE-2023-2162 Référence CVE CVE-2023-2176 https://www.cve.org/CVERecord?id=CVE-2023-2176 Référence CVE CVE-2023-2194 https://www.cve.org/CVERecord?id=CVE-2023-2194 Ré

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0344Multiples vulnérabilités dans le noyau Linux de SUSE

De multiples vulnérabilités ont été découvertes dans le noyau Linux de SUSE . Elles permettent à un attaquant de provoquer une élévation de privilèges, une atteinte à la confidentialité des données et une exécution de code arbitraire.

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0335Multiples vulnérabilités dans le noyau Linux de SUSE

.cve.org/CVERecord?id=CVE-2023-1076 Référence CVE CVE-2023-1078 https://www.cve.org/CVERecord?id=CVE-2023-1078 Référence CVE CVE-2023-1095 https://www.cve.org/CVERecord?id=CVE-2023-1095 Référence CVE CVE-2023-1281 https://www.cve.org/CVERecord?id=CVE-2023-1281 Référence CVE CVE-2023-1382 https://www.cve.org/CVERecord?id=CVE-2023-1382 Référence CVE CVE-2023-1390 https://www.cve.org/CVERecord?id=CVE-2023-1390 Référence CVE CVE-2023-1513 https://www.cve.org/CVERecord?id=CVE-2023-1513 Référence CVE CVE-2023-1582 https://www.cve.org/CVERecord?id=CVE-2023-1582 Référence CVE CVE-2023-1611 https://www.cve.org/CVERecord?id=CVE-2023-1611 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-1652 https://www.cve.org/CVERecord?id=CVE-2023-1652 Référence CVE CVE-2023-1838 https://www.cve.org/CVERecord?id=CVE-2023-1838 Référence CVE CVE-2023-23001 https://www.cve.org/CVERecord?id=CVE-2023-23001 Référence CVE CVE-2023-23454 https://www.cve.org/CVERecord?id=CVE-2023-23454 Référence CVE CVE-2023-23455 https://www.cve.org/CVERecord?id=CVE-2023-23455 Référence CVE CVE-2023-28327 https://www.cve.org/CVERecord?id=CVE-2023-28327 Référence CVE CVE-2023-28328 https://www.cve.org/CVERecord?id=CVE-2023-28328 Référence CVE CVE-2023-28464 https://www.cve.org/CVERecord?id=CVE-2

Official advisory ↗
CERT-FR · French · CERTFR-2023-AVI-0317Multiples vulnérabilités dans le noyau Linux de SUSE

.cve.org/CVERecord?id=CVE-2023-1075 Référence CVE CVE-2023-1076 https://www.cve.org/CVERecord?id=CVE-2023-1076 Référence CVE CVE-2023-1078 https://www.cve.org/CVERecord?id=CVE-2023-1078 Référence CVE CVE-2023-1095 https://www.cve.org/CVERecord?id=CVE-2023-1095 Référence CVE CVE-2023-1281 https://www.cve.org/CVERecord?id=CVE-2023-1281 Référence CVE CVE-2023-1382 https://www.cve.org/CVERecord?id=CVE-2023-1382 Référence CVE CVE-2023-1390 https://www.cve.org/CVERecord?id=CVE-2023-1390 Référence CVE CVE-2023-1513 https://www.cve.org/CVERecord?id=CVE-2023-1513 Référence CVE CVE-2023-1582 https://www.cve.org/CVERecord?id=CVE-2023-1582 Référence CVE CVE-2023-1637 https://www.cve.org/CVERecord?id=CVE-2023-1637 Référence CVE CVE-2023-1652 https://www.cve.org/CVERecord?id=CVE-2023-1652 Référence CVE CVE-2023-23004 https://www.cve.org/CVERecord?id=CVE-2023-23004 Référence CVE CVE-2023-23454 https://www.cve.org/CVERecord?id=CVE-2023-23454 Référence CVE CVE-2023-23455 https://www.cve.org/CVERecord?id=CVE-2023-23455 Référence CVE CVE-2023-25012 https://www.cve.org/CVERecord?id=CVE-2023-25012 Référence CVE CVE-2023-28327 https://www.cve.org/CVERecord?id=CVE-2023-28327 Référence CVE CVE-2023-28328 https://www.cve.org/CVERecord?id=CVE-2023-28328 Référence CVE CVE-2023-28464 https://www.cve.org/CVERecord?id=CVE

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2023-006339Linux の Linux Kernel における保存または転送前の重要な情報の削除に関する脆弱性

Linux の Linux Kernel には、保存または転送前の重要な情報の削除に関する脆弱性が存在します。

Official advisory ↗
03

Patch and workaround

Operational remediation based on structured source evidence.

Status
?Patch availability is based on structured fixed-version fields and authoritative update references. If no fix is verified, check the vendor advisory before making a change.
Fix availability varies by product
Affected
Kernel: Linux kernel 5.18-rc2
Fixed
An authoritative update reference is available, but the fixed version is not recorded in the structured CVE fields. Check the linked vendor advisory for the applicable release.
Action
Use the product-specific evidence above. Patch only products with a verified fixed release, and keep every affected or under-investigation state without a matching fix in the remediation queue.
Workaround
No verified workaround is recorded. Limit untrusted access and use least privilege until authoritative guidance is available.
04

Evidence and provenance

Published 27 Mar 2023 · Last source change 19 Feb 2025, 21:06 UTC · CWE-226 · Sensitive Information in Resource Not Removed Before Reuse

CVE recordCVE.org · 5.1
CVSS sourceNIST NVD
EPSS source
?The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.
FIRST · tracked since 2026-08-14
European sourceENISA EUVD · EUVD-2023-23866
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceCNA
NVD statusNVD modified after enrichment

Missing structured fields: affected product. Missing data is not evidence of low risk; review the primary advisory.

Material change intelligence

What changed after publication

View recent updates ↗

No material field changes have been recorded since change tracking began. Routine source refreshes and cosmetic edits are intentionally excluded.

Material fields only · duplicate refreshes suppressed · history retained for the configured operational retention period
CVE published
Fixed release or patch reference recorded
ENISA EUVD · EUVD-2023-23866↗CISA Vulnrichment SSVC evidence↗CVE authority or vendor reference↗Official CVE record (CNA and ADP data)↗NVD record↗
Technical terms and abbreviations used in this report
CVE
Common Vulnerabilities and Exposures: the public identifier for one disclosed vulnerability.
CVSS
Common Vulnerability Scoring System: a technical severity framework; it is not patching priority by itself.
EPSS
Exploit Prediction Scoring System: FIRST's estimate of the probability that exploitation activity will be observed in the next 30 days; it is a forecast, not confirmation.
CWE
Common Weakness Enumeration: the standard category describing the underlying software or hardware weakness.
CNA
CVE Numbering Authority: an organisation authorised to assign and publish CVE records.
CISA ADP
Cybersecurity and Infrastructure Security Agency Authorized Data Publisher: structured enrichment added to a CVE record.
NVD
National Vulnerability Database: NIST's enrichment service for CVE records.
CERT / CSIRT
A computer security incident response team that publishes warnings or coordinates incident response.
PoC
Proof of concept: public material that demonstrates or helps reproduce exploitation.
CSAF
Common Security Advisory Framework: a machine-readable format for security advisories.
LoTL
Living off the land: abuse of legitimate tools or system functions during an attack.
Free version - for non-commercial use only.CVE-2023-1637 · cve.blacktree.nl