Debian/firefox-esr: high 8.8
Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been used as a sanitizer bypass. This vulnerability affects Firefox < 84, Thunderbird <
Action: Upgrade firefox-esr to 78.6.0esr-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 78.6.0esr-1 | - |
Fixed versions
| 78.6.0esr-1 |
Sources
- osv: DEBIAN-CVE-2020-26973#Debian:13/firefox-esr
- https://security-tracker.debian.org/tracker/CVE-2020-26973
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