Ubuntu: (Multiple Advisories) (CVE-2021-23973): Firefox vulnerabilities
4
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
02/26/2021
03/02/2021
02/27/2021
03/22/2023
Description
When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
Solution(s)
- ubuntu-upgrade-firefox
- ubuntu-upgrade-thunderbird
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