Use After Free Affecting kernel-macros package, versions <4.12.14-150.83.1


Severity

Recommended
0.0
low
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-SLES150-KERNELMACROS-2644427
  • published14 Apr 2022
  • disclosed10 Feb 2022

Introduced: 10 Feb 2022

CVE-2020-27820  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 kernel-macros to version 4.12.14-150.83.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-macros package and not the kernel-macros package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

A vulnerability was found in Linux kernel, where a use-after-frees in nouveau's postclose() handler could happen if removing device (that is not common to remove video card physically without power-off, but same happens if "unbind" the driver).

CVSS Base Scores

version 3.1