Allocation of Resources Without Limits or Throttling Affecting firefox-esr package, versions <115.2.0-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.13% (48th percentile)

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  • Snyk IDSNYK-ALPINE320-FIREFOXESR-7010069
  • published23 May 2024
  • disclosed11 Sept 2023

Introduced: 11 Sep 2023

CVE-2023-4578  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Alpine:3.20 firefox-esr to version 115.2.0-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 Alpine. See How to fix? for Alpine:3.20 relevant fixed versions and status.

When calling JS::CheckRegExpSyntax a Syntax Error could have been set which would end in calling convertToRuntimeErrorAndClear. A path in the function could attempt to allocate memory when none is available which would have caused a newly created Out of Memory exception to be mishandled as a Syntax Error. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.

CVSS Scores

version 3.1