What’s Vulnerable › Vulnerabilities
CVE-2026-47332: Out-of-bounds read in Ubuntu Linux AppArmor notification handling
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-28 · updated 2026-10-26
- Weakness: CWE-125
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
- Canonical Ubuntu Linux: 24.04, 25.10, 26.04
References
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