CVE-2021-44538
thunderbirdVulnerabilityPatched
No public exploitation has been reported so far. A fixed version is available (see the table below).
Recommended action: Update to the fixed version listed for your distribution using the native package manager.
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| Debian:11 | thunderbird | - | 1:91.4.1-1~deb11u1 | fixed |
| Debian:12 | thunderbird | - | 1:91.4.1-1 | fixed |
| Debian:13 | thunderbird | - | 1:91.4.1-1 | fixed |
| Debian:14 | thunderbird | - | 1:91.4.1-1 | fixed |
| Debian:9 | thunderbird | - | 1:91.4.1-1~deb9u1 | fixed |
| Debian:10 | thunderbird | - | 1:91.4.1-1~deb10u1 | fixed |
| Ubuntu:18.04:LTS | thunderbird | - | 1:91.5.0+build1-0ubuntu0.18.04.1 | fixed |
| Ubuntu:20.04:LTS | thunderbird | - | 1:91.5.0+build1-0ubuntu0.20.04.1 | fixed |
| Ubuntu:22.04:LTS | thunderbird | - | 1:91.5.0+build1-0ubuntu1 | fixed |
| SUSE:Linux Enterprise Workstation Extension 15 SP3 | MozillaThunderbird | - | 91.4.1-8.48.1 | fixed |
| openSUSE:Leap 15.3 | MozillaThunderbird | - | 91.4.1-8.48.1 | fixed |
| openSUSE:Tumbleweed | MozillaThunderbird | - | 91.4.1-1.1 | fixed |