vulnerability

Rocky Linux: CVE-2021-20231: gnutls-and-nettle (RLSA-2021-4451)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Mar 12, 2021
Added
Mar 12, 2024
Modified
Aug 13, 2025

Description

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.

Solutions

rocky-upgrade-gnutlsrocky-upgrade-gnutls-c++rocky-upgrade-gnutls-c++-debuginforocky-upgrade-gnutls-danerocky-upgrade-gnutls-dane-debuginforocky-upgrade-gnutls-debuginforocky-upgrade-gnutls-debugsourcerocky-upgrade-gnutls-develrocky-upgrade-gnutls-utilsrocky-upgrade-gnutls-utils-debuginforocky-upgrade-nettlerocky-upgrade-nettle-debuginforocky-upgrade-nettle-debugsourcerocky-upgrade-nettle-devel
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.