<p>There is no fixed version for <code>Centos:8</code> <code>kernel-rt-modules-extra</code>.</p>

Use After Free Affecting kernel-rt-modules-extra package, versions *

Threat Intelligence

0.06% (26^th percentile)

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Snyk ID SNYK-CENTOS8-KERNELRTMODULESEXTRA-2964610
published 1 Aug 2022
disclosed 21 Mar 2020

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Introduced: 21 Mar 2020

CVE-2020-36557 Open this link in a new tab CWE-416 Open this link in a new tab

How to fix?

There is no fixed version for Centos:8 kernel-rt-modules-extra.

NVD Description

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

A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Local
Attack Complexity (AC)

High
Privileges Required (PR)

None
User Interaction (UI)

None

Scope (S)

Unchanged

Confidentiality (C)

None
Integrity (I)

None
Availability (A)

High

Use After Free Affecting kernel-rt-modules-extra package, versions *

Severity

Based on CentOS security rating