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EUVD-2024-41974 · Published Sep 13, 2024
In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix AUX buffer serialization Ole reported that event->mmap_mutex is strictly insufficient to serialize the AUX buffer, add a per RB mutex to fully serialize it. Note that in the lock order comment the perf_event::mmap_mutex order was already wrong, that is, it nesting under mmap_lock is not new with this patch.
Technologies
Linux Linux Kernel
Weaknesses
CWE-787
CVSS scores
- v3.17.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
MITRE ATT&CK
InferredWhere this vulnerability fits in an attack
Privilege Escalation
References
- https://git.kernel.org/stable/c/2ab9d830262c132ab5db2f571003d80850d56b2a
- https://git.kernel.org/stable/c/52d13d224fdf1299c8b642807fa1ea14d693f5ff
- https://git.kernel.org/stable/c/7882923f1cb88dc1a17f2bf0c81b1fc80d44db82
- https://git.kernel.org/stable/c/9dc7ad2b67772cfb94ceb3b0c9c4023c2463215d
- https://git.kernel.org/stable/c/b9b6882e243b653d379abbeaa64a500182aba370
- https://git.kernel.org/stable/c/c4b69bee3f4ef76809288fe6827bc14d4ae788ef
Potentially impacted assets
See if this affects your attack surface
