CVE-2026-3979
4.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| quickjs-ng | quickjs | 0.12.0 | affected |
| quickjs-ng | quickjs | 0.12.1 | affected |
Weaknesses
- CWE-416: Use After Free
- CWE-119: Memory Corruption
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
References
- https://vuldb.com/?id.350414
- https://vuldb.com/?ctiid.350414
- https://vuldb.com/?submit.769600
- https://github.com/quickjs-ng/quickjs/issues/1368
- https://github.com/quickjs-ng/quickjs/pull/1370
- https://github.com/quickjs-ng/quickjs/issues/1368#issue-4004680962
- https://github.com/quickjs-ng/quickjs/commit/daab4ad4bae4ef071ed0294618d6244e92def4cd
- https://github.com/quickjs-ng/quickjs/
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