Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm: slub: Fix the invocation of flushcpuslab and freeslab in the task context. The commit 5a836bf6b09f “mm: slub: Move the invocation of flushcpuslab and freeslab out of the IRQ context” fixes this issue by moving all invocations...

CVE-2025-68199

In the Linux kernel, the following vulnerability has been resolved: codetag: debug: handle existing CODETAGEMPTY in markobjextsempty for slabobjext When allocslabobjexts fails and then later succeeds in allocating a slab extension vector, it calls handlefailedobjextsalloc to mark all objects in t...

CVE-2025-68199

In the Linux kernel, the following vulnerability has been resolved: codetag: debug: handle existing CODETAGEMPTY in markobjextsempty for slabobjext When allocslabobjexts fails and then later succeeds in allocating a slab extension vector, it calls handlefailedobjextsalloc to mark all objects in t...

CVE-2025-68199

Mode C: The CVE-2025-68199 entry concerns the Linux kernel, where an issue in the slab allocator (mm/slub.c) arises when free_slab_obj_exts() encounters slabobj_exts already set to CODETAG_EMPTY instead of NULL. The root cause is that, after a failed then later successful alloc_slab_obj_exts(), o...

kernel security update

2.6.32-754.53.1.OL6 - net/sched: schqfq: refactor parsing of netlink parameters Orabug: 36517546 - net/sched: schqfq: account for stab overhead in qfqenqueue CVE-2023-3611 Orabug: 36517546 - net/sched: clsfw: Fix improper refcount update leads to use-after-free CVE-2023-3776 Orabug: 36517546 - ne...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

PT-2022-34790 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.19.12 Description: The issue is related to the slub component in the Linux Kernel, specifically with the flush cpu slab and free slab functions being invoked in a task context. The actual impact and attack...