| Name | CVE-2023-25743 |
| Description | A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>*This bug only affects Firefox Focus. Other versions of Firefox are unaffected.*. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8. |
| 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 | 134.0.2-1 | fixed |
| firefox-esr (PTS) | bullseye | 115.14.0esr-1~deb11u1 | fixed |
| bullseye (security) | 128.6.0esr-1~deb11u3 | fixed |
| bookworm | 128.5.0esr-1~deb12u1 | fixed |
| bookworm (security) | 128.6.0esr-1~deb12u1 | fixed |
| trixie | 128.5.0esr-1 | fixed |
| sid | 128.6.0esr-3 | 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) | | | |
Notes
- firefox <not-affected> (Specific to Firefox Focus)
- firefox-esr <not-affected> (Specific to Firefox Focus)
https://www.mozilla.org/en-US/security/advisories/mfsa2023-05/#CVE-2023-25743
https://www.mozilla.org/en-US/security/advisories/mfsa2023-06/#CVE-2023-25743