apparmor: validate DFA start states are in bounds in unpack_pdb

...

Linux Distros Unpatched Vulnerability : CVE-2026-23269

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - apparmor: validate DFA start states are in bounds in unpackpdb Start states are read from untrusted data and used as indexes into the DFA state tables. The...

CVE-2026-23269

In the Linux kernel, the following vulnerability has been resolved: apparmor: validate DFA start states are in bounds in unpackpdb Start states are read from untrusted data and used as indexes into the DFA state tables. The aadfanext function call in unpackpdb will access dfa-tablesYYTDIDBASEstar...

UBUNTU-CVE-2026-23269

In the Linux kernel, the following vulnerability has been resolved: apparmor: validate DFA start states are in bounds in unpackpdb Start states are read from untrusted data and used as indexes into the DFA state tables. The aadfanext function call in unpackpdb will access dfa-tablesYYTDIDBASEstar...

CVE-2026-23269 apparmor: validate DFA start states are in bounds in unpack_pdb

In the Linux kernel, the following vulnerability has been resolved: apparmor: validate DFA start states are in bounds in unpackpdb Start states are read from untrusted data and used as indexes into the DFA state tables. The aadfanext function call in unpackpdb will access dfa-tablesYYTDIDBASEstar...

CVE-2026-23269 apparmor: validate DFA start states are in bounds in unpack_pdb

In the Linux kernel, the following vulnerability has been resolved: apparmor: validate DFA start states are in bounds in unpackpdb Start states are read from untrusted data and used as indexes into the DFA state tables. The aadfanext function call in unpackpdb will access dfa-tablesYYTDIDBASEstar...

CVE-2026-23269

CVE-2026-23269 is an AppArmor/Linux kernel vulnerability where untrusted data is used as DFA start-state indices during unpack_pdb, enabling an out-of-bounds read in aa_dfa_next (via dfa->tables[YYTD_ID_BASE][start]). The issue is tied to the AppArmor LSM component and the root cause is readin...

CVE-2026-23269

In the Linux kernel, the following vulnerability has been resolved: apparmor: validate DFA start states are in bounds in unpackpdb Start states are read from untrusted data and used as indexes into the DFA state tables. The aadfanext function call in unpackpdb will access dfa-tablesYYTDIDBASEstar...

PT-2026-26129

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the AppArmor subsystem related to the handling of Deterministic Finite Automata DFA start states during policy unpacking. Specifically, the unpack...