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Red Hat: CVE-2021-43529: Important: thunderbird security update (Multiple Advisories)

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Red Hat: CVE-2021-43529: Important: thunderbird security update (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
11/04/2021
Created
05/25/2022
Added
05/24/2022
Modified
03/02/2023

Description

Thunderbird versions prior to 91.3.0 are vulnerable to the heap overflow described in CVE-2021-43527 when processing S/MIME messages. Thunderbird versions 91.3.0 and later will not call the vulnerable code when processing S/MIME messages that contain certificates with DER-encoded DSA or RSA-PSS signatures.

Solution(s)

  • redhat-upgrade-thunderbird
  • redhat-upgrade-thunderbird-debuginfo
  • redhat-upgrade-thunderbird-debugsource

References

  • CVE-2021-43529

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