Source: fuse-overlayfs Version: 1.14-1 Severity: important Tags: security upstream X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>
Hi, The following vulnerability was published for fuse-overlayfs. CVE-2026-52791[0]: | fuse-overlayfs is an implementation of overlayfs in FUSE for | rootless containers. Prior to 1.17, the release-1.x C branch | preserves SUID and SGID mode bits in main.c during open(O_TRUNC) and | truncate handling on a copied-up file, allowing a low-privileged | process to leave the upper-layer file with mode 4777. This issue is | fixed in version 1.17. If you fix the vulnerability please also make sure to include the CVE (Common Vulnerabilities & Exposures) id in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2026-52791 https://www.cve.org/CVERecord?id=CVE-2026-52791 [1] https://github.com/containers/fuse-overlayfs/security/advisories/GHSA-2cc4-p72c-v85h [2] https://github.com/containers/fuse-overlayfs/commit/97e0d968a782fc259ebde112db1e9b9ff1ad724f Please adjust the affected versions in the BTS as needed. Regards, Salvatore
