CVE-2026-80591
Published: September 3, 2026Last modified: September 3, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix listxattr handling of corrupted xattr entries Validate the xattr entry before reading its fields in f2fs_listxattr(). Return -EFSCORRUPTED when the entry is outside the valid xattr storage area instead of returning a successful partial result.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.182-r0) |
| 25 LTS | linux-lts | Fixed (6.12.103-r0) | |
| Stream | linux-lts | Fixed (6.18.43-r0) |
References
- https://git.kernel.org/stable/c/2770041f34b52334ea63351ffb1cc2007a9de46e
- https://git.kernel.org/stable/c/3c0dbfecd859fd02fe9008f33a83146102ccd9ba
- https://git.kernel.org/stable/c/5ef5bc304f23c3fe255d4936472378dcb74d0e94
- https://git.kernel.org/stable/c/7dd01f7d0291583e3e5420c95c7d584e114899bd
- https://git.kernel.org/stable/c/7dfac47e4189692f35230f3064acf2540e6d75fe
- https://git.kernel.org/stable/c/c8a10f174316e80d577e6549099b71a7a2111f3f
- https://git.kernel.org/stable/c/dfa4891c27bccbd83d511a065721e85621f275a1
- https://git.kernel.org/stable/c/ec9f79c8d5b28a928e65b67cd138c841571cf502