Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix reflink preserve cleanup issue commit c06c303832ec ("ocfs2: fix xattr array entry __counted_by error") doesn't handle all cases and the cleanup job for preserved xattr entries still has bug: - the 'last' pointer should be shifted by one unit after cleanup an array entry. - current code logic doesn't cleanup the first entry when xh_count is 1. Note, commit c06c303832ec is also a bug fix for 0fe9b66c65f3.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.32, < 5.10.252 |
References
- https://git.kernel.org/stable/c/02acc9f72365e50eb45a56b7dacb9114ca3b503cPatch
- https://git.kernel.org/stable/c/2f4daccd9d9b8b2952df7878df8c2e8ba6439398Patch
- https://git.kernel.org/stable/c/3bdc3766aafb052aef4baadef455a84c1c0a059dPatch
- https://git.kernel.org/stable/c/5138c936c2c82c9be8883921854bc6f7e1177d8cPatch
- https://git.kernel.org/stable/c/8ff329353134280b203cb2bce95311cb8f7cbd8aPatch
- https://git.kernel.org/stable/c/b2952dbeac2c3c527cb0519d5ffaeb95b062466aPatch
- https://git.kernel.org/stable/c/bb273b68c1719c2925e05557f7e7099edb066680Patch
- https://git.kernel.org/stable/c/c44d86ca949cb1e5566ad14510cc26fa1a17e2d8Patch
FAQ
What is CVE-2026-43168?
CVE-2026-43168 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix reflink preserve cleanup issue commit c06c303832ec ("ocfs2: fix xattr array entry __counted_by error") doesn't handle a...
How severe is CVE-2026-43168?
CVE-2026-43168 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-43168?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.