Description (CNA)
On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Mozilla / Firefox | unaffected 115.26 through 115.*; unaffected 128.13 through 128.*; unaffected 140.1 through 140.*; unaffected 141 through * |
| Mozilla / Thunderbird | unaffected 128.13 through 128.*; unaffected 140.1 through 140.*; unaffected 141 through * |
CWE
No CWE identifiers supplied.
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1971581
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
ADP enrichment
No English description supplied.
No references supplied.
No English description supplied.