Use After Free Affecting firefox-esr package, versions <115.10.0-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.06% (19th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-FIREFOXESR-6663372
  • published19 Apr 2024
  • disclosed16 Apr 2024

Introduced: 16 Apr 2024

CVE-2024-3861  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Chainguard firefox-esr to version 115.10.0-r0 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 Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

If an AlignedBuffer were assigned to itself, the subsequent self-move could result in an incorrect reference count and later use-after-free. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVSS Base Scores

version 3.1