Missing Release of Resource after Effective Lifetime Affecting firefox package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.21% (60th percentile)

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  • Snyk IDSNYK-UBUNTU1604-FIREFOX-1540166
  • published11 Aug 2021
  • disclosed17 Aug 2021

Introduced: 11 Aug 2021

CVE-2021-29982  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:16.04 firefox.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

Due to incorrect JIT optimization, we incorrectly interpreted data from the wrong type of object, resulting in the potential leak of a single bit of memory. This vulnerability affects Firefox < 91 and Thunderbird < 91.

CVSS Scores

version 3.1