Ubuntu: (Multiple Advisories) (CVE-2021-23981): Firefox vulnerabilities
6
(AV:N/AC:M/Au:N/C:P/I:N/A:P)
03/25/2021
03/30/2021
03/26/2021
03/22/2023
Description
A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.
Solution(s)
- ubuntu-upgrade-firefox
- ubuntu-upgrade-thunderbird
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