CVE-2025-68784xfs: fix a UAF problem in xattr repair
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In the Linux kernel, the following vulnerability has been resolved: xfs: fix a UAF problem in xattr repair The xchk_setup_xattr_buf function can allocate a new value buffer, which means that any reference to ab->value before the call could become a dangling pointer. Fix this by moving an assignment to after the buffer setup.
- CVSS
- Not yet scored
- 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
- Deferred
- Record last updated
- May 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from e47dcf113ae348678143cc935a1183059c02c9ad before 1e2d3aa19c7962b9474b22893160cb460494c45f; from e47dcf113ae348678143cc935a1183059c02c9ad before d29ed9ff972afe17c215cab171761d7a15d7063f; from e47dcf113ae348678143cc935a1183059c02c9ad before 5990fd756943836978ad184aac980e2b36ab7e01 | CNA record |
References
- https://git.kernel.org/stable/c/1e2d3aa19c7962b9474b22893160cb460494c45f
- https://git.kernel.org/stable/c/d29ed9ff972afe17c215cab171761d7a15d7063f
- https://git.kernel.org/stable/c/5990fd756943836978ad184aac980e2b36ab7e01
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.