Improper Resource Locking Affecting kernel-kdump package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CENTOS7-KERNELKDUMP-6403148
  • published6 Mar 2024
  • disclosed4 Mar 2024

Introduced: 4 Mar 2024

CVE-2021-47091  (opens in a new tab)
CWE-413  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 kernel-kdump.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-kdump package and not the kernel-kdump package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

mac80211: fix locking in ieee80211_start_ap error path

We need to hold the local->mtx to release the channel context, as even encoded by the lockdep_assert_held() there. Fix it.

CVSS Scores

version 3.1