CVE-2025-40291

NONE EPSS 5.1%
Published Dec 8, 20256mo ago · Modified Jun 17, 20261w ago
Find Similar
Published Dec 8, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: io_uring: fix regbuf vector size truncation There is a report of io_estimate_bvec_size() truncating the calculated number of segments that leads to corruption issues. Check it doesn't overflow "int"s used later. Rough but simple, can be improved on top.

Threat Intelligence

EPSS Exploit Probability
5.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

References 2

  • git.kernel.org https://git.kernel.org/stable/c/146eb58629f45f8297e83d69e64d4eea4b28d972
  • git.kernel.org https://git.kernel.org/stable/c/826ce37a842633efe1bb763e4b13045d74060d72

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.