BlackTreeCVE Intelligence
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Full vulnerability report · 2024
CVE-2024-6991High confidence

Use after free in Dawn in Google Chrome prior to 127.0.6533.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page

Google · Chrome

8.8HighCVSS 3.1
Recommended action
Within 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
Optional official sources

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

Select the national-authority views to include. The exact source language is shown on each matched advisory. Your choice is remembered on this device and encoded in the shareable URL.

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-2024-47970

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 actionWithin 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
01

What, why and how

Use after free in Dawn in Google Chrome prior to 127.0.6533.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

What

Use after free in Dawn in Google Chrome prior to 127.0.6533.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Why

The program can continue using memory after it has been released, producing unsafe and attacker-influenceable behaviour.

How

An attacker operating through a network path may attempt exploitation without authentication after a user interaction. If successful, the issue may cause the confidentiality, integrity or availability impact described by the vendor.

What

Use after free in Dawn in Google Chrome prior to 127.0.6533.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Why

The program can continue using memory after it has been released, producing unsafe and attacker-influenceable behaviour.

How

An attacker operating through a network path may attempt exploitation without authentication after a user interaction. 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.
None recorded

No exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.

Likely attack path
a network path → Use After Free → cause the confidentiality, integrity or availability impact described by the vendor
Attack surface
Network
Privileges required
None: unauthenticated exploitation is possible
User interaction
Required interaction required
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-416

CWE-416: Use After Free. The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory belongs to the code that operates on the new pointer.

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

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

AVNetworkAttack vector: The vulnerable component can be reached over a network.ACLowAttack complexity: No specialised conditions are required beyond attacker-controlled input.PRNonePrivileges required: The attacker does not need an account or existing privileges.UIRequiredUser interaction: Another user must perform an action for exploitation to succeed.SUnchangedScope: The security impact remains within the vulnerable component's authority.CHighConfidentiality impact: A successful attack can cause a major loss.IHighIntegrity impact: A successful attack can cause a major loss.AHighAvailability impact: A successful attack can cause a major loss.
Post-exploitation / living off the land
No specific living-off-the-land technique is confirmed in the structured sources. Monitor normal administration tools for activity inconsistent with the affected service's baseline.
NetworkUnauthenticatedCWE-416
A

Official authority intelligence

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

BSI · German · WID-SEC-2024-1694Google Chrome / Microsoft Edge: Mehrere Schwachstellen

Ein entfernter anonymer Angreifer kann mehrere Schwachstellen in Google Chrome / Microsoft Edge ausnutzen, um beliebigen Code auszuführen oder einen unspezifischen Angriff durchzuführen.

Official advisory ↗
Cyber Security Agency of Singapore · English · CSA-SB-20240807Security Bulletin 07 Aug 2024

The Cyber Security Agency of Singapore included this CVE in its official Security Bulletin 07 Aug 2024, published on 7 August 2024. Open the linked bulletin for the product, severity and reference information published in that issue.

Official advisory ↗
CERT-FR · French · CERTFR-2024-AVI-0691Multiples vulnérabilités dans les produits Palo Alto Networks

.cve.org/CVERecord?id=CVE-2024-6774 Référence CVE CVE-2024-6775 https://www.cve.org/CVERecord?id=CVE-2024-6775 Référence CVE CVE-2024-6776 https://www.cve.org/CVERecord?id=CVE-2024-6776 Référence CVE CVE-2024-6777 https://www.cve.org/CVERecord?id=CVE-2024-6777 Référence CVE CVE-2024-6778 https://www.cve.org/CVERecord?id=CVE-2024-6778 Référence CVE CVE-2024-6779 https://www.cve.org/CVERecord?id=CVE-2024-6779 Référence CVE CVE-2024-6988 https://www.cve.org/CVERecord?id=CVE-2024-6988 Référence CVE CVE-2024-6989 https://www.cve.org/CVERecord?id=CVE-2024-6989 Référence CVE CVE-2024-6990 https://www.cve.org/CVERecord?id=CVE-2024-6990 Référence CVE CVE-2024-6991 https://www.cve.org/CVERecord?id=CVE-2024-6991 Référence CVE CVE-2024-6994 https://www.cve.org/CVERecord?id=CVE-2024-6994 Référence CVE CVE-2024-6995 https://www.cve.org/CVERecord?id=CVE-2024-6995 Référence CVE CVE-2024-6996 https://www.cve.org/CVERecord?id=CVE-2024-6996 Référence CVE CVE-2024-6997 https://www.cve.org/CVERecord?id=CVE-2024-6997 Référence CVE CVE-2024-6998 https://www.cve.org/CVERecord?id=CVE-2024-6998 Référence CVE CVE-2024-6999 https://www.cve.org/CVERecord?id=CVE-2024-6999 Référence CVE CVE-2024-7000 https://www.cve.org/CVERecord?id=CVE-2024-7000 Référence CVE CVE-2024-7001 https://www.cve.org/CVERecord?id=CVE-2024-7001 Ré

Official advisory ↗
CERT-FR · French · CERTFR-2024-AVI-0628Multiples vulnérabilités dans Microsoft Edge

De multiples vulnérabilités ont été découvertes dans Microsoft Edge. Elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une atteinte à la confidentialité des données et un problème de sécurité non spécifié par l'éditeur.

Official advisory ↗
CERT-FR · French · CERTFR-2024-AVI-0622Multiples vulnérabilités dans Google Chrome

De multiples vulnérabilités ont été découvertes dans Google Chrome. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2024-005232Google の Google Chrome における解放済みメモリの使用に関する脆弱性

Google の Google Chrome には、解放済みメモリの使用に関する脆弱性が存在します。

Official advisory ↗
KISA KrCERT/CC · Korean · KNVD-6262MS 8월 보안 위협에 따른 정기 보안 업데이트 권고

CSS에서 UaF(Use after free) | | Microsoft Edge (Chromium-based) | CVE-2024-6999 | Chromium: CVE-2024-6999 FedCM에서 부적절한 구현 | | Microsoft Edge (Chromium-based) | CVE-2024-6998 | Chromium: CVE-2024-6998 User Education에서 UaF(Use after free) | | Microsoft Edge (Chromium-based) | CVE-2024-6997 | Chromium: CVE-2024-6997 탭에서 UaF(Use after free) | | Microsoft Edge (Chromium-based) | CVE-2024-6996 | Chromium: CVE-2024-6996 프레임에서 경합 | | Microsoft Edge (Chromium-based) | CVE-2024-6995 | Chromium: CVE-2024-6995 전체화면에서 부적절한 구현 | | Microsoft Edge (Chromium-based) | CVE-2024-6994 | Chromium: CVE-2024-6994 레이아웃에서 힙 버퍼 오버플로 | | Microsoft Edge (Chromium-based) | CVE-2024-6991 | Chromium: CVE-2024-6991 Dawn에서 UaF(Use after free) | | Microsoft Edge (Chromium-based) | CVE-2024-6990 | Chromium: CVE-2024-6990 Dawn에서 초기화되지 않은 사용 | | Microsoft Edge (Chromium-based) | CVE-2024-6989 | Chromium: CVE-2024-6989 Loader에서 해제 후 사용 | | Microsoft Edge (Chromium-based) | CVE-2024-6988 | Chromium: CVE-2024-6988 다운로드에서 해제 후 사용 | | Microsoft Edge (Chromium-based) | CVE-2024-6779 | Chromium: CVE-2024-6779 V8에서 범위를 벗어난 메모리 액세스 | | Microsoft Edge (Chromium-based) | CVE-2024-6778 | Chromium: CVE-2024-6778 DevTools에서 경합 | | Microsoft Edge (Chromium-based) | CVE-2024-6777 | Chromium: CVE-2024-6777 탐색에서 UaF(Use after free) | | Microsoft Edg

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 not verified
Affected
Chrome: 127.0.6533.72 < 127.0.6533.72
Fixed
No fixed version is explicitly recorded in the structured CVE data.
Action
No verified patch reference is present in the current structured sources. Check the vendor advisory before making a change.
Workaround
No verified workaround is recorded. If business-safe, reduce exposure to the affected interface and allow only trusted sources until authoritative guidance is available.
04

Evidence and provenance

Published 6 Aug 2024 · Last source change 6 Aug 2024, 20:04 UTC · CWE-416 · Use After Free

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-2024-47970
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceCNA
NVD statusNVD enriched

Core structured fields are present and their contributing authorities are shown above.

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
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-2024-6991 · cve.blacktree.nl