CVE-2025-8033 Affecting libmozjs-128-0 package, versions <128.14.0-160000.1.1


Severity

Recommended
high

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.4% (33rd percentile)

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  • Snyk IDSNYK-SLES1600-LIBMOZJS1280-14375920
  • published11 Dec 2025
  • disclosed3 Dec 2025

Introduced: 3 Dec 2025

CVE-2025-8033  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 libmozjs-128-0 to version 128.14.0-160000.1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libmozjs-128-0 package and not the libmozjs-128-0 package as distributed by SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.

CVSS Base Scores

version 3.1