CVE-2025-0243

Name
CVE-2025-0243
Description
Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
security@mozilla.org https://bugzilla.mozilla.org/buglist.cgi?bug_id=1827142%2C1932783
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-01/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-02/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-04/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-05/

Match rules

CPE URI Source package Min version Max version
firefox >= unspecified < 134
firefox-esr >= unspecified < 128.6
thunderbird >= unspecified < 134
thunderbird >= unspecified < 128.6
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* firefox >= None < 128.6.0
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* firefox >= None < 133.0
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* thunderbird >= None < 128.6.0
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* thunderbird >= 129.0 < 134.0

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
firefox edge-community 133.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.5.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.5.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.5.2-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.6.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.7.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.7.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.8.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird 3.22-community 128.11.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable