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AUSCERT External Security Bulletin Redistribution
MFSA 2021-17 Security Vulnerabilities fixed in Thunderbird 78.9
21 April 2021
AusCERT Security Bulletin Summary
Operating System: UNIX variants (UNIX, Linux, OSX)
Impact/Access: Access Privileged Data -- Unknown/Unspecified
CVE Names: CVE-2021-29950
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Mozilla Foundation Security Advisory 2021-17
Security Vulnerabilities fixed in Thunderbird 78.9.1
Announced: March 8, 2021
Fixed in: Thunderbird 78.8.1
Note: This advisory was issued April 20, 2021 to include CVE-2021-29950.
# CVE-2021-29950: Logic issue potentially leaves key material unlocked
Thunderbird unprotects a secret OpenPGP key prior to using it for a decryption,
signing or key import task. If the task runs into a failure, the secret key may
remain in memory in its unprotected state.
o Bug 1673239
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