Use After Free Affecting gnutls 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)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ORACLE8-GNUTLS-2597017
  • 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 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 package and not the gnutls 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