Undefined behavior in the DOM: Streams component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.
Weakness
The product uses an API function, data structure, or other entity in a way that relies on properties that are not always guaranteed to hold for that entity.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | 115.0 (including) | 115.42.0 (excluding) |
| Firefox | Mozilla | 140.0.0 (including) | 140.17.0 (excluding) |
| Firefox | Mozilla | 153.0 (including) | 153.4.0 (excluding) |
| Firefox | Mozilla | 154.0.0 (including) | 157.0.0 (excluding) |
| Thunderbird | Mozilla | 140.0 (including) | 140.17.0 (excluding) |
| Thunderbird | Mozilla | 153.0 (including) | 153.4.0 (excluding) |
| Thunderbird | Mozilla | 154.0 (including) | 157.0 (excluding) |
| Mozjs102 | Ubuntu | esm-apps/noble | * |
| Mozjs102 | Ubuntu | jammy | * |
| Mozjs102 | Ubuntu | noble | * |
| Mozjs115 | Ubuntu | noble | * |
| Mozjs52 | Ubuntu | esm-apps/focal | * |
| Mozjs52 | Ubuntu | esm-infra/bionic | * |
| Mozjs68 | Ubuntu | esm-infra/focal | * |
| Mozjs78 | Ubuntu | esm-apps/jammy | * |
| Mozjs78 | Ubuntu | jammy | * |
| Mozjs91 | Ubuntu | jammy | * |
| Thunderbird | Ubuntu | jammy | * |
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2068336
- https://www.mozilla.org/security/advisories/mfsa2026-100/
- https://www.mozilla.org/security/advisories/mfsa2026-101/
- https://www.mozilla.org/security/advisories/mfsa2026-102/
- https://www.mozilla.org/security/advisories/mfsa2026-103/
- https://www.mozilla.org/security/advisories/mfsa2026-97/
- https://www.mozilla.org/security/advisories/mfsa2026-98/
- https://www.mozilla.org/security/advisories/mfsa2026-99/