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Gentoo Linux: CVE-2020-26973: Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities

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Gentoo Linux: CVE-2020-26973: Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
12/23/2020
Created
12/30/2020
Added
12/29/2020
Modified
01/14/2021

Description

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 < 78.6, and Firefox ESR < 78.6.

Solution(s)

  • gentoo-linux-upgrade-mail-client-thunderbird
  • gentoo-linux-upgrade-mail-client-thunderbird-bin
  • gentoo-linux-upgrade-www-client-firefox
  • gentoo-linux-upgrade-www-client-firefox-bin

References

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