Critical severity9.8NVD Advisory· Published Feb 4, 2025· Updated Apr 13, 2026
CVE-2025-1017
CVE-2025-1017
Description
Memory safety bugs present in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6. 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 was fixed in Firefox 135, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135.
Affected products
4cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*range: <128.7.0
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: <135.0
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*+ 1 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*range: >=128.0.1,<128.7.0
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*range: >=131.0,<135.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- www.mozilla.org/security/advisories/mfsa2025-07/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-09/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-10/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-11/nvdVendor Advisory
- bugzilla.mozilla.org/buglist.cginvdBroken Link
- lists.debian.org/debian-lts-announce/2025/02/msg00006.htmlnvd
News mentions
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