CVE-2023-3212
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.3%
exploitation probability
0.3%top 82% of all CVEs
observed exploitation
nono source reports it
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.
Affected products
n/a · Linux kernel (gfs2 file system)References
https://bugzilla.redhat.com/show_bug.cgi?id=2214348https://github.com/torvalds/linux/commit/504a10d9e46bc37b23d0a1ae2f28973c8516e636https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlhttps://lists.debian.org/debian-lts-announce/2024/01/msg00004.htmlhttps://security.netapp.com/advisory/ntap-20230929-0005/https://www.debian.org/security/2023/dsa-5448https://www.debian.org/security/2023/dsa-5480