CVE-2025-0240

Name
CVE-2025-0240
Description
Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. 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/show_bug.cgi?id=1929623
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 < 134.0
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