Use After Free Affecting gnutls-dane package, versions <10:3.6.16-4.0.1.el8_fips


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
3.8% (90th percentile)

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  • Snyk IDSNYK-ORACLE8-GNUTLSDANE-2596995
  • published10 Apr 2022
  • disclosed12 Mar 2021

Introduced: 12 Mar 2021

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

How to fix?

Upgrade Oracle:8 gnutls-dane to version 10:3.6.16-4.0.1.el8_fips or higher.
This issue was patched in ELSA-2022-9221.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnutls-dane package and not the gnutls-dane package as distributed by Oracle. See How to fix? for Oracle:8 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 Base Scores

version 3.1