CVE-2025-21830high

CVE-2025-21830: high-severity vulnerability in Linux

landlock: Handle weird files

Published · Updated

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.3epss 0.2%
exploitation probability
0.2%top 93% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved: landlock: Handle weird files A corrupted filesystem (e.g. bcachefs) might return weird files. Instead of throwing a warning and allowing access to such file, treat them as regular files.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:H
Affected products
Linux · Linux
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References
https://cert-portal.siemens.com/productcert/html/ssa-784472.htmlhttps://git.kernel.org/stable/c/0fde195a373ab1267e60baa9e1a703a97e7464cdhttps://git.kernel.org/stable/c/2569e65d2eb6ac1afe6cb6dfae476afee8b6771ahttps://git.kernel.org/stable/c/39bb3d56f1c351e76bb18895d0e73796e653d5c1https://git.kernel.org/stable/c/49440290a0935f428a1e43a5ac8dc275a647ff80https://git.kernel.org/stable/c/7d6121228959ddf44a4b9b6a177384ac7854e2f9https://git.kernel.org/stable/c/a1fccf6b72b56343dd4f2d96b008147f9951eebdhttps://lists.debian.org/debian-lts-announce/2025/03/msg00028.html