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Status published
Unknown
CVE-2023-3212
A NULL pointer dereference issue was found in the gfs2...
Vulnerability Description
A NULL pointer dereference issue was found in the gfs2 file system in the Linux kernel. It occurs on corrupt gfs2 file systems when the evict code tries to reference the journal descriptor structure after it has been freed and set to NULL. A privileged local user could use this flaw to cause a kernel panic.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2214348
- https://github.com/torvalds/linux/commit/504a10d9e46bc37b23d0a1ae2f28973c8516e636
- https://www.debian.org/security/2023/dsa-5448
- https://www.debian.org/security/2023/dsa-5480
- https://security.netapp.com/advisory/ntap-20230929-0005/
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
- https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html
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Affected Vendor
Affected Software
Linux kernel (gfs2 file system)
Vulnerable Versions:
Fixed in kernel 6.4-rc2
Timeline
Official Publish:
June 23rd, 2023
Last Modified:
August 2nd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available