CVE-2026-47327CWE-476

NULL pointer dereference in Ubuntu Linux AppArmor notification handling

Low · published May 28, 2026

CVSS v3.1
3.3
EPSS
0%
Percentile
2.4
In the wild
Unconfirmed
What it is

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor notifications. The bug can be triggered by an unprivileged local user. This can lead to a kernel oops.

The record
Technical detail
CVSS v3.1
3.3 · LOW
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00131 · 2.4th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-05-28T18:27Z
EPSS history
Timeline
  • 28 MAY 18:27Z
    NULL pointer dereference in Ubuntu Linux AppArmor notification handling
    cvelistv5