Red Hat Security AdvisoryRHSA-2026:4111
kernel security update
Released 2026-03-09 · Red Hat rating Moderate · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux AppStream EUS (v. 10.0) kernel-64k-debug-devel-6.12.0-55.63.1.el10_0, kernel-64k-debug-devel-matched-6.12.0-55.63.1.el10_0, kernel-64k-devel-6.12.0-55.63.1.el10_0 +12
- Red Hat Enterprise Linux BaseOS EUS (v. 10.0) kernel-6.12.0-55.63.1.el10_0, kernel-64k-6.12.0-55.63.1.el10_0, kernel-64k-core-6.12.0-55.63.1.el10_0 +28
- Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) kernel-tools-libs-devel-6.12.0-55.63.1.el10_0, libperf-6.12.0-55.63.1.el10_0
- Red Hat Enterprise Linux Real Time EUS (v. 10.0) kernel-rt-6.12.0-55.63.1.el10_0, kernel-rt-64k-6.12.0-55.63.1.el10_0, kernel-rt-64k-core-6.12.0-55.63.1.el10_0 +21
- Red Hat Enterprise Linux Real Time for NFV EUS (v. 10.0) kernel-rt-6.12.0-55.63.1.el10_0, kernel-rt-core-6.12.0-55.63.1.el10_0, kernel-rt-debug-6.12.0-55.63.1.el10_0 +11
Fixes 6 records
Priority LOW 36
In the Linux kernel, the following vulnerability has been resolved: smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match().
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.0042 · Published 2025-11-12 · Partial fix · 6.1.187, 6.6.156 +3
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: eventpoll: don't decrement ep refcount while still holding the ep mutex Jann Horn points out that epoll is decrementing the ep refcount and then doing a…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00184 · Published 2025-07-18 · Partial fix · 5.15.222, 6.1.178 +4 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: page_pool: Fix use-after-free in page_pool_recycle_in_ring syzbot reported a uaf in page_pool_recycle_in_ring: BUG: KASAN: slab-use-after-free in lock_r…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00199 · Published 2025-07-03 · Partial fix · 5.10.259, 5.15.198 +5 CWE-416
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: smc: Fix use-after-free in __pnet_find_base_ndev().
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0015 · Published 2025-10-28 · Partial fix · 6.1.187, 6.6.156 +3
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: drm/xe: Make dma-fences compliant with the safe access rules Xe can free some of the data pointed to by the dma-fences it exports.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00176 · Published 2025-09-04 · Partial fix · 6.12.43, 6.15.11 +2 CWE-416
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Avoid potential ndlp use-after-free in dev_loss_tmo_callbk Smatch detected a potential use-after-free of an ndlp oject in dev_loss_tmo_callb…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0019 · Published 2025-07-10 · Partial fix · 6.12.37, 6.15.3 +1 CWE-416
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