CVE-2021-29957

NameCVE-2021-29957
DescriptionIf a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains an additional unprotected part, Thunderbird did not indicate that only parts of the message are protected. This vulnerability affects Thunderbird < 78.10.2.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2679-1, DSA-4927-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
thunderbird (PTS)buster1:91.12.0-1~deb10u1fixed
buster (security)1:102.5.0-1~deb10u1fixed
bullseye1:91.13.0-1~deb11u1fixed
bullseye (security)1:102.5.0-1~deb11u1fixed
bookworm, sid1:102.5.1-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
thunderbirdsourcestretch1:78.11.0-1~deb9u1DLA-2679-1
thunderbirdsourcebuster1:78.11.0-1~deb10u1DSA-4927-1
thunderbirdsource(unstable)1:78.10.2-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2021-22/#CVE-2021-29957

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