Use After Free Affecting kernel-debug-core package, versions <0:5.14.0-284.11.1.el9_2
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Test your applications- Snyk ID SNYK-ALMALINUX9-KERNELDEBUGCORE-5644365
- published 28 May 2023
- disclosed 9 May 2023
Introduced: 9 May 2023
CVE-2023-0590 Open this link in a new tabHow to fix?
Upgrade AlmaLinux:9 kernel-debug-core to version 0:5.14.0-284.11.1.el9_2 or higher.
This issue was patched in ALSA-2023:2458.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-core package and not the kernel-debug-core package as distributed by AlmaLinux.
See How to fix? for AlmaLinux:9 relevant fixed versions and status.
A use-after-free flaw was found in qdisc_graft in net/sched/sch_api.c in the Linux Kernel due to a race problem. This flaw leads to a denial of service issue. If patch ebda44da44f6 ("net: sched: fix race condition in qdisc_graft()") not applied yet, then kernel could be affected.
References
- https://errata.almalinux.org/9/ALSA-2023-2148.html
- https://errata.almalinux.org/9/ALSA-2023-2458.html
- https://errata.almalinux.org/8/ALSA-2023-7077.html
- https://access.redhat.com/security/cve/CVE-2023-0590
- https://access.redhat.com/errata/RHSA-2023:2148
- https://access.redhat.com/errata/RHSA-2023:2458
- https://access.redhat.com/errata/RHSA-2023:7077
- https://lore.kernel.org/all/20221018203258.2793282-1-edumazet@google.com/
- https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html
- https://lore.kernel.org/all/20221018203258.2793282-1-edumazet%40google.com/