Out-of-bounds Write Affecting firefox-esr package, versions <115.6.0esr-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.12% (49th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-6131899
  • published20 Dec 2023
  • disclosed19 Dec 2023

Introduced: 19 Dec 2023

CVE-2023-6861  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox-esr to version 115.6.0esr-1 or higher.

NVD Description

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

The nsWindow::PickerOpen(void) method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

CVSS Scores

version 3.1