vulnerability
MFSA2021-50 Thunderbird: Security Vulnerabilities fixed in Thunderbird 91.3 (CVE-2021-43529)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 10 | (AV:N/AC:L/Au:N/C:C/I:C/A:C) | Nov 3, 2021 | Jan 24, 2023 | Jan 28, 2025 |
Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
Nov 3, 2021
Added
Jan 24, 2023
Modified
Jan 28, 2025
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
mozilla-thunderbird-upgrade-91_3
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