CVE-2026-45893

HIGH

apparmor: Fix & Optimize table creation from possibly unaligned memory

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix & Optimize table creation from possibly unaligned memory Source blob may come from userspace and might be unaligned. Try to optize the copying process by avoiding unaligned memory accesses. - Added Fixes tag - Added "Fix &" to description as this doesn't just optimize but fixes a potential unaligned memory access [jj: remove duplicate word "convert" in comment trigger checkpatch warning]

Scores

CVSS v3 7.1
EPSS 0.0013
EPSS Percentile 2.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Details

CWE
CWE-125
Status published
Products (14)
linux/Kernel 4.11.0 - 6.12.75linux
linux/Kernel 6.13.0 - 6.18.14linux
linux/Kernel 6.19.0 - 6.19.4linux
Linux/Linux < 4.11
Linux/Linux 4.11
Linux/Linux 6.12.75 - 6.12.*
Linux/Linux 6.18.14 - 6.18.*
Linux/Linux 6.19.4 - 6.19.*
Linux/Linux 7.0
Linux/Linux e6e8bf418850d7958311a96ccfb594f2bcc8313e - 226c3b10aab23f73b03c47e7773107de56ba3a4e
... and 4 more
Published May 27, 2026
Tracked Since May 27, 2026