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Red Hat: CVE-2021-20231: CVE-2021-20231 gnutls: Use after free in client key_share extension (Multiple Advisories)

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Red Hat: CVE-2021-20231: CVE-2021-20231 gnutls: Use after free in client key_share extension (Multiple Advisories)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
03/12/2021
Created
11/11/2021
Added
11/10/2021
Modified
12/15/2023

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.

Solution(s)

  • redhat-upgrade-gnutls
  • redhat-upgrade-gnutls-c
  • redhat-upgrade-gnutls-c-debuginfo
  • redhat-upgrade-gnutls-dane
  • redhat-upgrade-gnutls-dane-debuginfo
  • redhat-upgrade-gnutls-debuginfo
  • redhat-upgrade-gnutls-debugsource
  • redhat-upgrade-gnutls-devel
  • redhat-upgrade-gnutls-utils
  • redhat-upgrade-gnutls-utils-debuginfo
  • redhat-upgrade-nettle
  • redhat-upgrade-nettle-debuginfo
  • redhat-upgrade-nettle-debugsource
  • redhat-upgrade-nettle-devel

References

  • CVE-2021-20231
  • RHSA-2021:4451

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