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CVE-2019-11693 The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers on Linux

Description

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.

Affected products and versions

Product Affected versions Fixed in
Thunderbird 60.7 earliest → < 60.7 60.7
Firefox 67 earliest → < 67 67
Firefox ESR 60.7 earliest → < 60.7 60.7
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