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CVE PROGRAM SOURCE RECORD5.5 Medium

CVE-2026-47332

Out-of-bounds read in Ubuntu Linux AppArmor notification handling

Description

Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an internal structure, leading to an out-of-bounds read in notification handling code. The bug can be triggered by an unprivileged local user and can result in information disclosure from adjacent slab objects.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Canonical Ubuntu Linux

Default version status: unaffected

  • 6.8.0 to < 6.8.0-124.124affected
  • 6.17.0 to < 6.17.0-35.35affected
  • 7.0.0 to < 7.0.0-22.22affected

References