Out-of-bounds Write Affecting firefox package, versions <118.0-1


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.23% (63rd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOX-5920020
  • published27 Sept 2023
  • disclosed27 Sept 2023

Introduced: 27 Sep 2023

CVE-2023-5176  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox to version 118.0-1 or higher.

NVD Description

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

Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.

CVSS Scores

version 3.1