CVE-2026-47333

Summary

Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the size of an internal buffer, leading to a heap memory out-of-bounds read in notification handling code. The bug can be triggered by an unprivileged local user and can result in invalid data being processed by the AppArmor DFA policy engine.

Affected Software

VendorProductVersion RangeStatus
CanonicalUbuntu Linux6.8.0 < 6.8.0-124.124affected
CanonicalUbuntu Linux6.17.0 < 6.17.0-35.35affected
CanonicalUbuntu Linux7.0.0 < 7.0.0-22.22affected

Weaknesses

  • CWE-125: CWE-125 Out-of-bounds read

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References