CVE-2022-29581

kernel: use-after-free due to improper update of reference count in net/sched/cls_u32.c

Published May 17, 2022 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5173-1 linux security update
EUVD EUVD EUVD-2022-33914 Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions.
Ubuntu USN Ubuntu USN USN-5442-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5442-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5443-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5443-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5444-1 Linux kernel vulnerability
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}