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OpenAdvisories
High · 7.3 CVE-2026-0821 EUVD-2026-1843GHSA-rcpp-qhfh-r47v

quickjs-ng quickjs quickjs.c js_typed_array_constructor heap-based overflow

Published Jan 10, 2026 · Updated Feb 23, 2026 · Assigned by VulDB

Description

A vulnerability was determined in quickjs-ng quickjs up to 0.11.0. This vulnerability affects the function js_typed_array_constructor of the file quickjs.c. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. This patch is called c5d80831e51e48a83eab16ea867be87f091783c5. A patch should be applied to remediate this issue.

Affected products

VendorProductAffectedFixed
quickjs-ng quickjs 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 0.10, 0.11.0 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 quickjs No fix yet —
Debian 13 quickjs No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.04 LTS quickjs No fix yet —
Ubuntu 25.10 quickjs No fix yet —
Show 1 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 24.04 LTS quickjs No fix yet —
ReleasePackageFixed inAdvisory
Alpine v3.24 quickjs-ng 0.11.0-r2 —
Alpine v3.23 quickjs-ng 0.11.0-r1 —

References