BlackTreeIndependent security intelligence

Full vulnerability report · 2024

CVE-2022-48729High confidence

IB/hfi1: Fix panic with larger ipoib send_queue_size

Linux · Linux

7.8HighCVSS 3.1

Recommended action

Within 7 days

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

Patch available

Direct vendor intelligence

Authoritative vendor CSAF and VEX advisories

Structured product status and remediation from the issuing vendor. Product-state explanations are always visible; large lists can be searched or downloaded.

1 current

CVE-2022-48729 · CSAF 2.0 · revision 3 · finalRed Hat Product Securitykernel: IB/hfi1: Fix panic with larger ipoib send_queue_size

156 known affected

The vendor explicitly identifies these products as affected by this CVE.

bpftool as a component of Red Hat Enterprise Linux 8
kernel as a component of Red Hat Enterprise Linux 8
kernel-abi-stablelists as a component of Red Hat Enterprise Linux 8
kernel-abi-whitelists as a component of Red Hat Enterprise Linux 8
kernel-core as a component of Red Hat Enterprise Linux 8
kernel-cross-headers as a component of Red Hat Enterprise Linux 8
kernel-debug as a component of Red Hat Enterprise Linux 8
kernel-debug-core as a component of Red Hat Enterprise Linux 8
kernel-debug-devel as a component of Red Hat Enterprise Linux 8
kernel-debug-modules as a component of Red Hat Enterprise Linux 8
kernel-debug-modules-extra as a component of Red Hat Enterprise Linux 8
kernel-debug-modules-internal as a component of Red Hat Enterprise Linux 8

Summary: In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix panic with larger ipoib send_queue_size When the ipoib send_queue_size is increased from the default the following panic happens: RIP: 0010:hfi1_ipoib_drain_tx_ring+0x45/0xf0 [hfi1] Code: 31 e4 eb 0f 8b 85 c8 02 00 00 41 83 c4 01 44 39 e0 76 60 8b 8d cc 02 00 00 44 89 e3 be 01 00 00 00 d3 e3 48 03 9d c0 02 00 00 83 18 01 00 00 00 00 00 00 48 8b bb 30 01 00 00 e8 25 af a7 e0 RSP: 0018:ffffc9000798f4a0 EFLAGS: 00010286 RAX: 0000000000008000 RBX: ffffc9000aa0f000 RCX: 000000000000000f RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88810ff08000 R08: ffff88889476d900 R09: 0000000000000101 R10: 0000000000000000 R11: ffffc90006590ff8 R12: 0000000000000200 R13: ffffc9000798fba8 R14: 0000000000000000 R15: 0000000000000001 FS: 00007fd0f79cc3c0(0000) GS:ffff88885fb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000aa0f118 CR3: 0000000889c84001 CR4: 00000000001706e0 Call Trace: hfi1_ipoib_napi_tx_disable+0x45/0x60 [hfi1] hfi1_ipoib_dev_stop+0x18/0x80 [hfi1] ipoib_ib_dev_stop+0x1d/0x40 [ib_ipoib] ipoib_stop+0x48/0xc0 [ib_ipoib] __dev_close_many+0x9e/0x110 __dev_change_flags+0xd9/0x210 dev_change_flags+0x21/0x60 do_setlink+0x31c/0x10f0 ? __nla_validate_parse+0x12d/0x1a0 ? __nla_parse+0x21/0x30 ? inet6_validate_link_af+0x5e/0xf0 ? cpumask_next+0x1f/0x20 ? __snmp6_fill_stats64.isra.53+0xbb/0x140 ? __nla_validate_parse+0x47/0x1a0 __rtnl_newlink+0x530/0x910 ? pskb_expand_head+0x73/0x300 ? __kmalloc_node_track_caller+0x109/0x280 ? __nla_put+0xc/0x20 ? cpumask_next_and+0x20/0x30 ? update_sd_lb_stats.constprop.144+0xd3/0x820 ? _raw_spin_unlock_irqrestore+0x25/0x37 ? __wake_up_common_lock+0x87/0xc0 ? kmem_cache_alloc_trace+0x3d/0x3d0 rtnl_newlink+0x43/0x60 The issue happens when the shift that should have been a function of the txq item size mistakenly used the ring size. Fix by using the item size.
Remediation: Fix deferred

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-2022-53608

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.

Patch available

What, why and how

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix panic with larger ipoib send_queue_size When the ipoib send_queue_size is increased from the default the following panic happens: RIP: 0010:hfi1_ipoib_drain_tx_ring+0x45/0xf0 [hfi1] Code: 31 e4 eb 0f 8b 85 c8 02 00 00 41 83 c4 01 44 39 e0 76 60 8b 8d cc 02 00 00 44 89 e3 be 01 00 00 00 d3 e3 48 03 9d c0 02 00 00 <c7> 83 18 01 00 00 00 00 00 00 48 8b bb 30 01 00 00 e8 25 af a7 e0 RSP: 0018:ffffc9000798f4a0 EFLAGS: 00010286 RAX: 0000000000008000 RBX: ffffc9000aa0f000 RCX: 000000000000000f RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88810ff08000 R08: ffff88889476d900 R09: 0000000000000101 R10: 0000000000000000 R11: ffffc90006590ff8 R12: 0000000000000200 R13: ffffc9000798fba8 R14: 0000000000000000 R15: 0000000000000001 FS: 00007fd0f79cc3c0(0000) GS:ffff88885fb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000aa0f118 CR3: 0000000889c84001 CR4: 00000000001706e0 Call Trace: <TASK> hfi1_ipoib_napi_tx_disable+0x45/0x60 [hfi1] hfi1_ipoib_dev_stop+0x18/0x80 [hfi1] ipoib_ib_dev_stop+0x1d/0x40 [ib_ipoib] ipoib_stop+0x48/0xc0 [ib_ipoib] __dev_close_many+0x9e/0x110 __dev_change_flags+0xd9/0x210 dev_change_flags+0x21/0x60 do_setlink+0x31c/0x10f0 ? __nla_validate_parse+0x12d/0x1a0 ? __nla_parse+0x21/0x30 ? inet6_validate_link_af+0x5e/0xf0 ? cpumask_next+0x1f/0x20 ? __snmp6_fill_stats64.isra.53+0xbb/0x140 ? __nla_validate_parse+0x47/0x1a0 __rtnl_newlink+0x530/0x910 ? pskb_expand_head+0x73/0x300 ? __kmalloc_node_track_caller+0x109/0x280 ? __nla_put+0xc/0x20 ? cpumask_next_and+0x20/0x30 ? update_sd_lb_stats.constprop.144+0xd3/0x820 ? _raw_spin_unlock_irqrestore+0x25/0x37 ? __wake_up_common_lock+0x87/0xc0 ? kmem_cache_alloc_trace+0x3d/0x3d0 rtnl_newlink+0x43/0x60 The issue happens when the shift that should have been a function of the txq item size mistakenly used the ring size. Fix by using the item size.

What

Why

The current structured CVE record identifies a security weakness, but the root cause requires confirmation in the linked vendor material.

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

Why

The current structured CVE record identifies a security weakness, but the root cause requires confirmation in the linked vendor material.

How

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: local access → vulnerable operation → 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.: CWE not yet assigned
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:H/A:H
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.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: The issue can support a local privilege or sandbox boundary transition; normal system utilities may then be available in the gained context.

Official authority intelligence

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

ENISA EUVD · EUVD-2022-53608Official EUVD mapping

0 linked advisory records.

Official EUVD record

BSI · German · WID-SEC-W-2024-1422Linux Kernel: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff

Ein lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.

Official advisory

CERT-FR · French · CERTFR-2025-AVI-1057Multiples vulnérabilités dans les produits VMware

d?id=CVE-2022-48712 Référence CVE CVE-2022-48713 https://www.cve.org/CVERecord?id=CVE-2022-48713 Référence CVE CVE-2022-48714 https://www.cve.org/CVERecord?id=CVE-2022-48714 Référence CVE CVE-2022-48719 https://www.cve.org/CVERecord?id=CVE-2022-48719 Référence CVE CVE-2022-48720 https://www.cve.org/CVERecord?id=CVE-2022-48720 Référence CVE CVE-2022-48724 https://www.cve.org/CVERecord?id=CVE-2022-48724 Référence CVE CVE-2022-48725 https://www.cve.org/CVERecord?id=CVE-2022-48725 Référence CVE CVE-2022-48727 https://www.cve.org/CVERecord?id=CVE-2022-48727 Référence CVE CVE-2022-48728 https://www.cve.org/CVERecord?id=CVE-2022-48728 Référence CVE CVE-2022-48729 https://www.cve.org/CVERecord?id=CVE-2022-48729 Référence CVE CVE-2022-48732 https://www.cve.org/CVERecord?id=CVE-2022-48732 Référence CVE CVE-2022-48745 https://www.cve.org/CVERecord?id=CVE-2022-48745 Référence CVE CVE-2022-48746 https://www.cve.org/CVERecord?id=CVE-2022-48746 Référence CVE CVE-2022-48752 https://www.cve.org/CVERecord?id=CVE-2022-48752 Référence CVE CVE-2022-48757 https://www.cve.org/CVERecord?id=CVE-2022-48757 Référence CVE CVE-2022-48760 https://www.cve.org/CVERecord?id=CVE-2022-48760 Référence CVE CVE-2022-48763 https://www.cve.org/CVERecord?id=CVE-2022-48763 Référence CVE CVE-2022-48767 https://www.cve.org/CVERecord?id=

Official advisory

CERT-FR · French · CERTFR-2024-AVI-0693Multiples vulnérabilités dans le noyau Linux de SUSE

d?id=CVE-2022-48720 Référence CVE CVE-2022-48721 https://www.cve.org/CVERecord?id=CVE-2022-48721 Référence CVE CVE-2022-48722 https://www.cve.org/CVERecord?id=CVE-2022-48722 Référence CVE CVE-2022-48723 https://www.cve.org/CVERecord?id=CVE-2022-48723 Référence CVE CVE-2022-48724 https://www.cve.org/CVERecord?id=CVE-2022-48724 Référence CVE CVE-2022-48725 https://www.cve.org/CVERecord?id=CVE-2022-48725 Référence CVE CVE-2022-48726 https://www.cve.org/CVERecord?id=CVE-2022-48726 Référence CVE CVE-2022-48727 https://www.cve.org/CVERecord?id=CVE-2022-48727 Référence CVE CVE-2022-48728 https://www.cve.org/CVERecord?id=CVE-2022-48728 Référence CVE CVE-2022-48729 https://www.cve.org/CVERecord?id=CVE-2022-48729 Référence CVE CVE-2022-48730 https://www.cve.org/CVERecord?id=CVE-2022-48730 Référence CVE CVE-2022-48732 https://www.cve.org/CVERecord?id=CVE-2022-48732 Référence CVE CVE-2022-48733 https://www.cve.org/CVERecord?id=CVE-2022-48733 Référence CVE CVE-2022-48734 https://www.cve.org/CVERecord?id=CVE-2022-48734 Référence CVE CVE-2022-48735 https://www.cve.org/CVERecord?id=CVE-2022-48735 Référence CVE CVE-2022-48736 https://www.cve.org/CVERecord?id=CVE-2022-48736 Référence CVE CVE-2022-48737 https://www.cve.org/CVERecord?id=CVE-2022-48737 Référence CVE CVE-2022-48738 https://www.cve.org/CVERecord?id=

Official advisory

CERT-FR · French · CERTFR-2024-AVI-0578Multiples vulnérabilités dans le noyau Linux de SUSE

Official advisory

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.: Patch available
Affected: bpftool as a component of Red Hat Enterprise Linux 8; kernel as a component of Red Hat Enterprise Linux 8; kernel-abi-stablelists as a component of Red Hat Enterprise Linux 8; kernel-abi-whitelists as a component of Red Hat Enterprise Linux 8; kernel-core as a component of Red Hat Enterprise Linux 8; kernel-cross-headers as a component of Red Hat Enterprise Linux 8; kernel-debug as a component of Red Hat Enterprise Linux 8; kernel-debug-core as a component of Red Hat Enterprise Linux 8; kernel-debug-devel as a component of Red Hat Enterprise Linux 8; kernel-debug-modules as a component of Red Hat Enterprise Linux 8; kernel-debug-modules-extra as a component of Red Hat Enterprise Linux 8; kernel-debug-modules-internal as a component of Red Hat Enterprise Linux 8; kernel-devel as a component of Red Hat Enterprise Linux 8; kernel-doc as a component of Red Hat Enterprise Linux 8; kernel-headers as a component of Red Hat Enterprise Linux 8; kernel-ipaclones-internal as a component of Red Hat Enterprise Linux 8; kernel-modules as a component of Red Hat Enterprise Linux 8; kernel-modules-extra as a component of Red Hat Enterprise Linux 8; kernel-modules-internal as a component of Red Hat Enterprise Linux 8; kernel-rt as a component of Red Hat Enterprise Linux 8; kernel-rt-core as a component of Red Hat Enterprise Linux 8; kernel-rt-debug as a component of Red Hat Enterprise Linux 8; kernel-rt-debug-core as a component of Red Hat Enterprise Linux 8; kernel-rt-debug-devel as a component of Red Hat Enterprise Linux 8; kernel-rt-debug-kvm as a component of Red Hat Enterprise Linux 8; kernel-rt-debug-modules as a component of Red Hat Enterprise Linux 8; kernel-rt-debug-modules-extra as a component of Red Hat Enterprise Linux 8; kernel-rt-debug-modules-internal as a component of Red Hat Enterprise Linux 8; kernel-rt-devel as a component of Red Hat Enterprise Linux 8; kernel-rt-kvm as a component of Red Hat Enterprise Linux 8; and 126 more
Fixed: < 5.16; 5.16.8 ≤ 5.16.*; 5.17 ≤ *
Action: Review the linked authoritative reference and apply the recorded fixed release appropriate to the affected product branch.
Workaround: No verified workaround is recorded. Limit untrusted access and use least privilege until authoritative guidance is available.

Evidence and provenance

Published 20 Jun 2024 · Last source change 5 Aug 2026, 08:52 UTC · CWE not yet assigned

CVE recordCVE.org · 5.2

CVSS sourceCNA

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-2022-53608

Product sourceVendor CSAF · Red Hat Product Security

Remediation sourceVendor CSAF · Red Hat Product Security

CWE sourceUnavailable

NVD statusNVD modified after enrichment

Missing structured fields: CWE classification. 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.

2024-06-20CVE published

2026-08-05Fixed release or patch reference recorded

ENISA EUVD · EUVD-2022-53608↗Vendor CSAF · Red Hat Product Security↗CVE authority or vendor reference↗Patch or update 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.

IB/hfi1: Fix panic with larger ipoib send_queue_size

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

EUVD-2022-53608

What, why and how

Exploit reality and attack path

Official authority intelligence

Patch and workaround

Evidence and provenance

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