CVE-2025-1012
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A race during concurrent delazification could have led to a use-after-free. This vulnerability was fixed in Firefox 135, Firefox ESR 115.20, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox | 115.20 <= 115.* | unaffected |
| Mozilla | Firefox | 128.7 <= 128.* | unaffected |
| Mozilla | Firefox | 135 <= * | unaffected |
| Mozilla | Thunderbird | 128.7 <= 128.* | unaffected |
| Mozilla | Thunderbird | 135 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: total
CVE Program Container
Additional References
- https://lists.debian.org/debian-lts-announce/2025/02/msg00006.html
- https://lists.debian.org/debian-lts-announce/2025/02/msg00005.html
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1939710
- https://www.mozilla.org/security/advisories/mfsa2025-07/
- https://www.mozilla.org/security/advisories/mfsa2025-08/
- https://www.mozilla.org/security/advisories/mfsa2025-09/
- https://www.mozilla.org/security/advisories/mfsa2025-10/
- https://www.mozilla.org/security/advisories/mfsa2025-11/
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