Buffer Overflow Vulnerability in WebGL on Linux Graphics Drivers

CVE-2019-11693 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers on Linux. This could result in malicious content freezing a tab or triggering a potentially exploitable crash. *Note: this issue only occurs on Linux. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

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