CVE-2021-43534
8.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: NVD
Description
Mozilla developers and community members reported memory safety bugs present in Firefox 93 and Firefox ESR 91.2. 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 < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
Affected (6)
Products: Mozilla: Firefox, Firefox Esr, Thunderbird · Debian: Debian Linux
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Before 94.0 | |
| Before 91.3.0 | |
| Before 91.3.0 |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Version 10.0 |
References (16)
Source: security@mozilla.org
Broken LinkIssue TrackingVendor Advisory
Source: security@mozilla.org
Mailing ListThird Party Advisory
Source: security@mozilla.org
Mailing ListThird Party Advisory
Source: security@mozilla.org
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Broken LinkIssue TrackingVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Timeline
No history available yet.