Use After Free Affecting kernel-debuginfo package, versions <0:4.14.287-215.504.amzn2
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-AMZN2-KERNELDEBUGINFO-2957381
- published 21 Jul 2022
- disclosed 6 Jul 2022
Introduced: 6 Jul 2022
CVE-2022-2318 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2 kernel-debuginfo to version 0:4.14.287-215.504.amzn2 or higher.
This issue was patched in ALAS2-2022-1825.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo package and not the kernel-debuginfo package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
There are use-after-free vulnerabilities caused by timer handler in net/rose/rose_timer.c of linux that allow attackers to crash linux kernel without any privileges.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2318
- https://github.com/torvalds/linux/commit/9cc02ede696272c5271a401e4f27c262359bc2f6
- https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
- https://security.netapp.com/advisory/ntap-20230120-0001/
- https://www.debian.org/security/2022/dsa-5191
CVSS Scores
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