Red Hat Security AdvisoryRHSA-2026:1879
kernel security update
Released 2026-02-04 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat CodeReady Linux Builder EUS (v.9.4) kernel-tools-libs-devel-5.14.0-427.109.1.el9_4, libperf-5.14.0-427.109.1.el9_4
- Red Hat Enterprise Linux AppStream EUS (v.9.4) kernel-64k-debug-devel-5.14.0-427.109.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.109.1.el9_4, kernel-64k-devel-5.14.0-427.109.1.el9_4 +11
- Red Hat Enterprise Linux BaseOS EUS (v.9.4) bpftool-7.3.0-427.109.1.el9_4, kernel-5.14.0-427.109.1.el9_4, kernel-64k-5.14.0-427.109.1.el9_4 +29
- Red Hat Enterprise Linux Real Time EUS (v.9.4) kernel-rt-5.14.0-427.109.1.el9_4, kernel-rt-core-5.14.0-427.109.1.el9_4, kernel-rt-debug-5.14.0-427.109.1.el9_4 +9
- Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) kernel-rt-5.14.0-427.109.1.el9_4, kernel-rt-core-5.14.0-427.109.1.el9_4, kernel-rt-debug-5.14.0-427.109.1.el9_4 +11
Fixes 5 records
Priority MEDIUM 48
In the Linux kernel, the following vulnerability has been resolved: net: atlantic: fix fragment overflow handling in RX path The atlantic driver can receive packets with more than MAX_SKB_FRAGS (17) fragments when handli…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00467 · Published 2025-12-16 · Partial fix · 5.10.247, 5.15.197 +6
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free in cifs_fill_dirent There is a race condition in the readdir concurrency process, which may access the rsp buffer after…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00218 · Published 2025-06-18 · Partial fix · 2.6.28, 5.4.294 +7 CWE-416
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: devlink: rate: Unset parent pointer in devl_rate_nodes_destroy The function devl_rate_nodes_destroy is documented to "Unset parent for all rate objects"…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00166 · Published 2025-12-04 · Partial fix · 6.1.164, 6.6.118 +3 CWE-476
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: vsock: Ignore signal/timeout on connect() if already established During connect(), acting on a signal/timeout by disconnecting an already established so…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00168 · Published 2025-12-04 · Partial fix · 5.4.302, 5.10.247 +6
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: drm/sched: Fix potential double free in drm_sched_job_add_resv_dependencies When adding dependencies with drm_sched_job_add_dependency(), that function…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00154 · Published 2025-10-30 · Partial fix · 6.1.158, 6.6.114 +3
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