CVE-2026-72458
apparmor: fix NULL pointer dereference in unpack_pdb
N/A
Published: August 15, 2026 at 05:57 AM UTC
Updated: August 17, 2026 at 06:19 AM UTC
1 product affected across 1 vendorLinux Kernel
Using Linux by Linux?
Get instant alerts when new vulnerabilities affect Linux - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
N/A
Exploit prediction
EPSS 0.2%
Description
In the Linux kernel, the following vulnerability has been resolved: apparmor: fix NULL pointer dereference in unpack_pdb pdb->dfa could be NULL if unpack_dfa fails, causing a NULL pointer dereference.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Vendor states this is fixed in 73d86ca950b80cd39ca948e2c518d135bf2308c8 (fixed)
Vendor states this is fixed in 7681ca43d2b1c776e62fe77e3167835fb1ab8319 (fixed)
Vendor states this is fixed in fbfdb5a94a48797bea232791e24c38f3aa3063c8 (fixed)
Vendor states this is fixed in 6.17 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (3)
Quick Info
StatusRECEIVED
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card