vulnerability

Red Hat: CVE-2022-20141: kernel: igmp: use-after-free in ip_check_mc_rcu when opening and closing inet sockets (Multiple Advisories)

Name: Red Hat: CVE-2022-20141: kernel: igmp: use-after-free in ip_check_mc_rcu when opening and closing inet sockets (Multiple Advisories)
Creator: Red Hat
Published: 2022-06-15T00:00:00.000Z
Keywords: CVE, CWE-362, CWE-416, CWE-667, Red Hat, 2022, 20141, kernel, redhat-upgrade-kernel, redhat-upgrade-kernel-rt, Severity 7

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Severity

CVSS

(AV:L/AC:M/Au:N/C:C/I:C/A:C)

Published

Jun 15, 2022

Added

May 15, 2023

Modified

Jun 17, 2026

Description

In ip_check_mc_rcu of igmp.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege when opening and closing inet sockets with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-112551163References: Upstream kernel

Solutions

redhat-upgrade-kernelredhat-upgrade-kernel-rt

References

Rapid7 Labs

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