CVE-2020-12395
critical
CVSS v3
—
CVSS v2
—
VIR risk
9.5
Description
Mozilla developers and community members reported memory safety bugs present in Firefox 75 and Firefox ESR 68.7. 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 ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-12395
Vendor advisory: arch — https://security.archlinux.org/ASA-202005-3
Vendor advisory: arch — https://security.archlinux.org/ASA-202005-7
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 68.8.0-1 | |
| debian | sid | fixed | 76.0-1 |
| debian | bookworm | fixed | 68.8.0esr-1 |
| debian | bullseye | fixed | 68.8.0esr-1 |
| debian | forky | fixed | 68.8.0esr-1 |
| debian | trixie | fixed | 68.8.0esr-1 |
References
Verify integrity in audit chain (admin only). AS-IS.