Bug 2446904 (CVE-2026-3979) - CVE-2026-3979 quickjs-ng: quickjs-ng: Use-after-free vulnerability via js_iterator_concat_return function manipulation
Summary: CVE-2026-3979 quickjs-ng: quickjs-ng: Use-after-free vulnerability via js_ite...
Keywords:
Status: NEW
Alias: CVE-2026-3979
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2446936 2446937
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-03-12 04:01 UTC by OSIDB Bzimport
Modified: 2026-03-12 11:59 UTC (History)
0 users

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Description OSIDB Bzimport 2026-03-12 04:01:18 UTC 
A flaw has been found in quickjs-ng quickjs up to 0.12.1. This affects the function js_iterator_concat_return of the file quickjs.c. This manipulation causes use after free. The attack requires local access. The exploit has been published and may be used. Patch name: daab4ad4bae4ef071ed0294618d6244e92def4cd. Applying a patch is the recommended action to fix this issue.
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