Race Condition Affecting kernel-tools-libs package, versions <0:4.18.0-513.5.1.el8_9
Threat Intelligence
EPSS
0.07% (31st
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELTOOLSLIBS-5724283
- published 20 Jun 2023
- disclosed 20 Mar 2023
How to fix?
Upgrade Centos:8 kernel-tools-libs to version 0:4.18.0-513.5.1.el8_9 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs package and not the kernel-tools-libs package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an emac based device.
References
- https://access.redhat.com/security/cve/CVE-2023-33203
- https://bugzilla.redhat.com/show_bug.cgi?id=2192667
- https://bugzilla.suse.com/show_bug.cgi?id=1210685
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.9
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6b6bc5b8bd2d4ca9e1efa9ae0f98a0b0687ace75
CVSS Scores
version 3.1