Out-of-bounds Read Affecting thunderbird package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.09% (40th percentile)

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  • Snyk IDSNYK-UBUNTU2010-THUNDERBIRD-1298930
  • published3 Jun 2021
  • disclosed24 Jun 2021

Introduced: 3 Jun 2021

CVE-2021-29964  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:20.10 thunderbird.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Ubuntu. See How to fix? for Ubuntu:20.10 relevant fixed versions and status.

A locally-installed hostile program could send WM_COPYDATA messages that Firefox would process incorrectly, leading to an out-of-bounds read. This bug only affects Firefox on Windows. Other operating systems are unaffected.. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.

CVSS Scores

version 3.1