Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2023-3389

A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation. Racing a io_uring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59 (4716c73b188566865bdd79c3a6709696a224ac04 for 5.10 stable and 0e388fce7aec40992eadee654193cad345d62663 for 5.15 stable).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 3.9%
CVSS Severity
CVSS v3 Score 7.8
References
Products affected by CVE-2023-3389


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