high8.8
CVE-2021-29966
Mozilla developers reported memory safety bugs present in Firefox 88.
Impact
Mozilla developers reported memory safety bugs present in Firefox 88. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 89.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mozilla | Firefox | from 78.11.0 before 89.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1660307%2C1686154%2C1702948%2C1708124
- https://security.gentoo.org/glsa/202107-09
- https://www.mozilla.org/security/advisories/mfsa2021-23/
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1660307%2C1686154%2C1702948%2C1708124
- https://security.gentoo.org/glsa/202107-09
- https://www.mozilla.org/security/advisories/mfsa2021-23/