Race Condition Affecting kernel-core package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS9-KERNELCORE-2882047
  • published12 May 2022
  • disclosed11 May 2022

Introduced: 11 May 2022

CVE-2022-1247  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-366  (opens in a new tab)

How to fix?

There is no fixed version for Centos:9 kernel-core.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-core package and not the kernel-core package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

An issue found in linux-kernel that leads to a race condition in rose_connect(). The rose driver uses rose_neigh->use to represent how many objects are using the rose_neigh. When a user wants to delete a rose_route via rose_ioctl(), the rose driver calls rose_del_node() and removes neighbours only if their “count” and “use” are zero.

CVSS Scores

version 3.1