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Ubuntu Linux AppArmor Notification Handling Memory Leak Vulnerability

Vulnerability

A memory leak vulnerability has been identified in Ubuntu Linux versions 6.8, 6.17, and 7.0. This issue arises from SAUCE patches that improperly manage large responses to AppArmor notifications, leading to a memory leak that could be exploited by an unprivileged local user. The leaked memory may cause resource exhaustion.

Impact

Exploitation of this vulnerability could result in a memory leak, causing resource exhaustion on the affected system.

Added: May 28, 2026, 8:40 PM
Updated: May 28, 2026, 8:40 PM

Vulnerability Rating

Custom Algorithm
spread
8.1
impact
3.1
exploitability
4.1
remediation
0.0
relevance
9.2
threat
3.2
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.