Description (CNA)
When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Mozilla / Firefox | affected unspecified before 80 |
CWE
No CWE identifiers supplied.
References
- https://www.mozilla.org/security/advisories/mfsa2020-36/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1653371
ADP enrichment
No English description supplied.