| Name | CVE-2022-38476 |
| Description | A data race could occur in the <code>PK11_ChangePW</code> function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password. This vulnerability affects Firefox ESR < 102.2 and Thunderbird < 102.2. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| firefox-esr (PTS) | buster | 91.12.0esr-1~deb10u1 | fixed |
| buster (security) | 115.5.0esr-1~deb10u1 | fixed |
| bullseye | 102.15.0esr-1~deb11u1 | fixed |
| bullseye (security) | 115.5.0esr-1~deb11u1 | fixed |
| bookworm, bookworm (security) | 115.5.0esr-1~deb12u1 | fixed |
| sid, trixie | 115.5.0esr-1 | fixed |
| thunderbird (PTS) | buster | 1:91.12.0-1~deb10u1 | fixed |
| buster (security) | 1:115.5.0-1~deb10u1 | fixed |
| bullseye | 1:102.13.1-1~deb11u1 | fixed |
| bullseye (security) | 1:115.5.0-1~deb11u1 | fixed |
| bookworm, bookworm (security) | 1:115.5.0-1~deb12u1 | fixed |
| trixie | 1:115.5.1-1 | fixed |
| sid | 1:115.5.2-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bullseye] - firefox-esr <not-affected> (Vulnerable code not present in the ESR91 version)
[buster] - firefox-esr <not-affected> (Vulnerable code not present in the ESR91 version)
[bullseye] - thunderbird <not-affected> (Vulnerable code not present in the 91.x version)
[buster] - thunderbird <not-affected> (Vulnerable code not present in the 91.x version)
https://www.mozilla.org/en-US/security/advisories/mfsa2022-34/#CVE-2022-38476
https://www.mozilla.org/en-US/security/advisories/mfsa2022-36/#CVE-2022-38476