CVE-2026-43078 HIGH

CVE-2026-43078: crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl

Vendor Linux
Product Linux
Published May 6, 2026
Last update May 11, 2026

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl When page reassignment was added to af_alg_pull_tsgl the original loop wasn't updated so it may try to reassign one more page than necessary. Add the check to the reassignment so that this does not happen. Also update the comment which still refers to the obsolete offset argument.

Key dates

02Disclosure timeline

May 6, 2026 CVE published
May 11, 2026 Record updated