CVE-2026-80591
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Record status
- Received
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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