Improper Locking Affecting kernel-zfcpdump-modules-extra package, versions <0:4.18.0-477.10.1.el8_8


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELZFCPDUMPMODULESEXTRA-2971724
  • published4 Aug 2022
  • disclosed16 Jul 2021

Introduced: 16 Jul 2021

CVE-2022-20141  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-zfcpdump-modules-extra to version 0:4.18.0-477.10.1.el8_8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump-modules-extra package and not the kernel-zfcpdump-modules-extra package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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

CVSS Scores

version 3.1