Description (CNA)
The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and result in a crash. *Note: This issue only affected x86-32 platforms. Other platforms are unaffected.*. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Mozilla / Firefox ESR | affected unspecified before 78.10 |
| Mozilla / Thunderbird | affected unspecified before 78.10 |
| Mozilla / Firefox | affected unspecified before 88 |
CWE
No CWE identifiers supplied.
References
- https://www.mozilla.org/security/advisories/mfsa2021-14/
- https://www.mozilla.org/security/advisories/mfsa2021-16/
- https://www.mozilla.org/security/advisories/mfsa2021-15/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1700690
ADP enrichment
No English description supplied.