| Name | CVE-2023-32214 |
| Description | Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service. *Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11. |
| 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 (PTS) | sid | 132.0.2-1 | fixed |
| firefox-esr (PTS) | bullseye | 115.14.0esr-1~deb11u1 | fixed |
| bullseye (security) | 128.4.0esr-1~deb11u1 | fixed |
| bookworm | 128.3.1esr-1~deb12u1 | fixed |
| bookworm (security) | 128.4.0esr-1~deb12u1 | fixed |
| trixie | 128.3.1esr-2 | fixed |
| sid | 128.4.0esr-1 | fixed |
| thunderbird (PTS) | bullseye | 1:115.12.0-1~deb11u1 | fixed |
| bullseye (security) | 1:128.4.0esr-1~deb11u1 | fixed |
| bookworm | 1:115.16.0esr-1~deb12u1 | fixed |
| bookworm (security) | 1:128.4.0esr-1~deb12u1 | fixed |
| sid, trixie | 1:128.4.2esr-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| firefox | source | (unstable) | (not affected) | | | |
| firefox-esr | source | (unstable) | (not affected) | | | |
| thunderbird | source | (unstable) | (not affected) | | | |
Notes
- firefox <not-affected> (Only affects Firefox on Windows)
- firefox-esr <not-affected> (Only affects Firefox ESR on Windows)
- thunderbird <not-affected> (Only affects Firefox ESR on Windows)
https://www.mozilla.org/en-US/security/advisories/mfsa2023-16/#CVE-2023-32214
https://www.mozilla.org/en-US/security/advisories/mfsa2023-17/#CVE-2023-32214
https://www.mozilla.org/en-US/security/advisories/mfsa2023-18/#CVE-2023-32214