It was possible to interrupt the processing of a RegExp bailout and run additional JavaScript, potentially triggering garbage collection when the engine was not expecting it. This vulnerability was fixed in Firefox 136, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.
References
| Link | Resource |
|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1942881 | Issue Tracking Permissions Required |
| https://www.mozilla.org/security/advisories/mfsa2025-14/ | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2025-16/ | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2025-17/ | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2025-18/ | Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2025/03/msg00006.html |
Configurations
Configuration 1 (hide)
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History
05 Oct 2026, 15:10
| Type | Values Removed | Values Added |
|---|---|---|
| Summary | (es) Se pudo interrumpir el procesamiento de un rescate de RegExp y ejecutar JavaScript adicional, lo que podría activar la recolección de basura cuando el motor no lo esperaba. Esta vulnerabilidad afecta a Firefox menor que 136, Firefox ESR menor que 128.8, Thunderbird menor que 136 y Thunderbird menor que 128.8. |
30 Sep 2026, 19:10
| Type | Values Removed | Values Added |
|---|---|---|
| Summary | (es) Se pudo interrumpir el procesamiento de un rescate de RegExp y ejecutar JavaScript adicional, lo que podría activar la recolección de basura cuando el motor no lo esperaba. Esta vulnerabilidad afecta a Firefox < 136, Firefox ESR < 128.8, Thunderbird < 136 y Thunderbird < 128.8. |
Information
Published : 2025-03-04 14:15
Updated : 2026-10-05 15:10
NVD link : CVE-2025-1934
Mitre link : CVE-2025-1934
CVE.ORG link : CVE-2025-1934
JSON object : View
Products Affected
mozilla
- firefox
- thunderbird
CWE