Vulnerability Details CVE-2026-47326
Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a memory leak in the handling of big responses to AppArmor notifications. The bug can be triggered by an unprivileged local user. The memory leak could lead to resource exhaustion.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 2.9%
CVSS Severity
CVSS v3 Score 5.5
Products affected by CVE-2026-47326
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cpe:2.3:o:canonical:ubuntu_linux:24.04
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cpe:2.3:o:canonical:ubuntu_linux:25.10
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cpe:2.3:o:canonical:ubuntu_linux:26.04