Red Hat Security AdvisoryRHSA-2026:53330
kernel security, bug fix, and enhancement update
Released 2026-08-11 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux AppStream (v. 10) kernel-64k-debug-devel-6.12.0-211.46.1.el10_2, kernel-64k-debug-devel-matched-6.12.0-211.46.1.el10_2, kernel-64k-devel-6.12.0-211.46.1.el10_2 +12
- Red Hat Enterprise Linux BaseOS (v. 10) kernel-6.12.0-211.46.1.el10_2, kernel-64k-6.12.0-211.46.1.el10_2, kernel-64k-core-6.12.0-211.46.1.el10_2 +29
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) kernel-tools-libs-devel-6.12.0-211.46.1.el10_2, libperf-6.12.0-211.46.1.el10_2
- Red Hat Enterprise Linux Real Time (v. 10) kernel-rt-6.12.0-211.46.1.el10_2, kernel-rt-64k-6.12.0-211.46.1.el10_2, kernel-rt-64k-core-6.12.0-211.46.1.el10_2 +21
- Red Hat Enterprise Linux Real Time for NFV (v. 10) kernel-rt-6.12.0-211.46.1.el10_2, kernel-rt-core-6.12.0-211.46.1.el10_2, kernel-rt-debug-6.12.0-211.46.1.el10_2 +9
Fixes 7 records
Priority LOW 37
In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not limit zeroing to orig_size when only red zoning is enabled When init (zeroing) on allocation is requested, for kmalloc() we generally ha…
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.00417 · Published 2026-07-25 · Fixed in 6.6.145, 6.12.96 +3 CWE-665
Priority LOW 36
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nla_len field is u16.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0038 · Published 2026-07-27 · Partial fix · 5.15.212, 6.1.178 +6 CWE-190
Priority LOW 36
In the Linux kernel, the following vulnerability has been resolved: shmem: fix recovery on rename failures maple_tree insertions can fail if we are seriously short on memory; simple_offset_rename() does not recover well…
CVSS 3.1HIGH 8.2· Network · No auth · No interaction · EPSS 0.00361 · Published 2026-01-13 · Partial fix · 6.6.160, 6.12.64 +2
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: ipc: limit next_id allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00215 · Published 2026-06-24 · Partial fix · 5.10.259, 5.15.210 +6 CWE-20
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Do not skip unrelated mode changes in DSC validation Starting with commit 17ce8a6907f7 ("drm/amd/display: Add dsc pre-validation in ato…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0014 · Published 2026-04-22 · Partial fix · 6.1.175, 6.6.140 +4 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: futex: Fix UaF between futex_key_to_node_opt() and vma_replace_policy() During futex_key_to_node_opt() execution, vma->vm_policy is read under speculati…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00168 · Published 2026-04-02 · Fixed in 6.18.21, 6.19.11 +1 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: fsnotify: Fix ordering of iput() and watched_objects decrement Ensure the superblock is kept alive until we're done with iput().
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00213 · Published 2024-12-07 · Partial fix · 6.11.11, 6.12.2 +1 CWE-416
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