A security issue was found in Firefox before version 87 and Thunderbird before version 78.9. 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.
A security issue was found in Firefox before version 87 and Thunderbird before version 78.9. 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.
https://www.mozilla.org/en-US/security/advisories/mfsa2021-10/#CVE-2021-23981 https://www.mozilla.org/en-US/security/advisories/mfsa2021-12/#CVE-2021-23981 https://bugzilla.mozilla.org/show_bug.cgi?id=1692832
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