CVE-2025-21830landlock: Handle weird files
Updated under an hour ago ()
Does this affect you?
It affects Linux and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
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
- 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Linux Linux linux:linux (from the name) | from cb2c7d1a1776057c9a1f48ed1250d85e94d4850d before a1fccf6b72b56343dd4f2d96b008147f9951eebd; from cb2c7d1a1776057c9a1f48ed1250d85e94d4850d before 7d6121228959ddf44a4b9b6a177384ac7854e2f9; from cb2c7d1a1776057c9a1f48ed1250d85e94d4850d before 39bb3d56f1c351e76bb18895d0e73796e653d5c1; from cb2c7d1a1776057c9a1f48ed1250d85e94d4850d before 2569e65d2eb6ac1afe6cb6dfae476afee8b6771a; from cb2c7d1a1776057c9a1f48ed1250d85e94d4850d before 0fde195a373ab1267e60baa9e1a703a97e7464cd; from cb2c7d1a1776057c9a1f48ed1250d85e94d4850d before 49440290a0935f428a1e43a5ac8dc275a647ff80 | CNA record |
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name) | all versions | CISA ADP |
linux linux_kernel linux:linux_kernel | from 5.13 before 5.15.179; from 5.16 before 6.1.129; from 6.2 before 6.6.76; from 6.7 before 6.12.13; from 6.13 before 6.13.2 | NVD |
References
- https://git.kernel.org/stable/c/a1fccf6b72b56343dd4f2d96b008147f9951eebdpatch
- https://git.kernel.org/stable/c/7d6121228959ddf44a4b9b6a177384ac7854e2f9patch
- https://git.kernel.org/stable/c/39bb3d56f1c351e76bb18895d0e73796e653d5c1patch
- https://git.kernel.org/stable/c/2569e65d2eb6ac1afe6cb6dfae476afee8b6771apatch
- https://git.kernel.org/stable/c/0fde195a373ab1267e60baa9e1a703a97e7464cdpatch
- https://git.kernel.org/stable/c/49440290a0935f428a1e43a5ac8dc275a647ff80patch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html
- https://cert-portal.siemens.com/productcert/html/ssa-784472.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.