| Name | CVE-2021-29957 |
| Description | If 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2679-1, DSA-4927-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| thunderbird (PTS) | buster | 1:91.12.0-1~deb10u1 | fixed |
| buster (security) | 1:115.10.1-1~deb10u1 | fixed | |
| bullseye | 1:115.7.0-1~deb11u1 | fixed | |
| bullseye (security) | 1:115.10.1-1~deb11u1 | fixed | |
| bookworm | 1:115.7.0-1~deb12u1 | fixed | |
| bookworm (security) | 1:115.10.1-1~deb12u1 | fixed | |
| sid | 1:115.10.1-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| thunderbird | source | stretch | 1:78.11.0-1~deb9u1 | DLA-2679-1 | ||
| thunderbird | source | buster | 1:78.11.0-1~deb10u1 | DSA-4927-1 | ||
| thunderbird | source | (unstable) | 1:78.10.2-1 |
https://www.mozilla.org/en-US/security/advisories/mfsa2021-22/#CVE-2021-29957