CVE-2025-8034

Name
CVE-2025-8034
Description
Memory safety bugs present in Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. 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 < 141, Firefox ESR < 115.26, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1.
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=1970422%2C1970422%2C1970422%2C1970422
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-56/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-57/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-58/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-59/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-61/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-62/
security@mozilla.org https://www.mozilla.org/security/advisories/mfsa2025-63/
security@mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=1970422
af854a3a-2127-422b-91ae-364da2661108 https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html

Match rules

CPE URI Source package Min version Max version
firefox >= unspecified < 141
firefox-esr >= unspecified < 115.26
firefox-esr >= unspecified < 128.13
firefox-esr >= unspecified < 140.1
thunderbird >= unspecified < 141
thunderbird >= unspecified < 128.13
thunderbird >= unspecified < 140.1

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
firefox-esr edge-community 128.6.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 134.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.6.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 134.0.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 134.0.1-r1 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.7.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 135.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.7.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 135.0.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.7.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.8.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 136.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 128.8.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 136.0.2-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 136.0.3-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 136.0.4-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.8.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 137.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.9.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 137.0.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 137.0.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 138.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.10.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 138.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 138.0-r1 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 138.0.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 138.0.3-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 138.0.4-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.10.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.11.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 139.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 138.0-r1 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 139.0-r1 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.11.0-r1 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 138.0-r2 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 139.0.4-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 139.0.2-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.11.0-r2 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 140.0.2-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 140.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 140.0.4-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird edge-community 140.0.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox edge-community 140.0.4-r1 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr edge-community 128.13.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox 3.22-community 136.0.4-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr 3.22-community 128.10.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird 3.22-community 128.11.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox 3.22-community 140.0.4-r1 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr 3.22-community 128.11.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
thunderbird 3.22-community 140.0.1-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable
firefox-esr 3.22-community 128.14.0-r0 Patrycja Rosa <alpine@ptrcnull.me> possibly vulnerable