CVE-2026-45848
kernel: apparmor: fix NULL sock in aa_sock_file_perm
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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 allows a local attacker to trigger a NULL pointer dereference during socket setup or teardown operations. This can lead to a kernel 'oops', resulting in a system crash and a Denial of Service (DoS).
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-476 · NULL Pointer Dereference