CVE-2026-45893
kernel: apparmor: Fix & Optimize table creation from possibly unaligned memory
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · May 27, 2026
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel's AppArmor security module. This vulnerability occurs when AppArmor attempts to create tables from user-provided data that may be unaligned in memory. A local attacker could exploit this by providing specially crafted input, leading to unaligned memory accesses. This could result in system instability or unexpected behavior.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-823 · Use of Out-of-range Pointer Offset