Use After Free Affecting libgnutls30 package, versions <3.6.7-14.10.2


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.6% (79th percentile)

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  • Snyk IDSNYK-SLES152-LIBGNUTLS30-2685400
  • published14 Apr 2022
  • disclosed24 Mar 2021

Introduced: 24 Mar 2021

CVE-2021-20231  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 libgnutls30 to version 3.6.7-14.10.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libgnutls30 package and not the libgnutls30 package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and other consequences.

References

CVSS Scores

version 3.1