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CVE-2019-11693

Public on 2019-06-11
Modified on 2019-06-13
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.

Severity
Important
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CVSS v3 Base Score
9.8
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core thunderbird 2019-06-11 23:24 ALAS2-2019-1229

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P