Out-of-bounds Read Affecting thunderbird package, versions <0:52.3.0-1.el7_4


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.22% (86th percentile)

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  • Snyk IDSNYK-RHEL7-THUNDERBIRD-4726983
  • published26 Jul 2021
  • disclosed8 Aug 2017

Introduced: 8 Aug 2017

CVE-2017-7792  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:7 thunderbird to version 0:52.3.0-1.el7_4 or higher.
This issue was patched in RHSA-2017:2534.

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.

A buffer overflow will occur when viewing a certificate in the certificate manager if the certificate has an extremely long object identifier (OID). This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.