CVE-2026-64068
CRITICAL severity · CVSS 9.8 · CWE-667
9.8CVSS CRITICAL
Summary
In the Linux kernel, the following vulnerability has been resolved: netfs: Fix missing locking around retry adding new subreqs Fix netfs_retry_read_subrequests() and netfs_retry_write_stream() to take the appropriate lock when adding extra subrequests into stream->subrequests.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2Patch
- https://git.kernel.org/stable/c/cce18c263e9623872327ba3c956012f73c1179ccPatch
- https://git.kernel.org/stable/c/d5c9d19b0ff2f7153532ac238a5e96fed2df315c
- https://git.kernel.org/stable/c/f59c4ec86ef3a9ac99706ae163a38ec28129fd76