Buffer Overflow Affecting thunderbird package, versions <0:60.7.0-1.el7_6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.29% (70th percentile)

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  • Snyk IDSNYK-RHEL7-THUNDERBIRD-4934055
  • published26 Jul 2021
  • disclosed22 May 2019

Introduced: 22 May 2019

CVE-2019-11693  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade RHEL:7 thunderbird to version 0:60.7.0-1.el7_6 or higher.
This issue was patched in RHSA-2019:1309.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.

CVSS Scores

version 3.1