CVE-2026-120440
QuickJS-NG before 0.16.0 contains a memory leak vulnerability in js_atomics_store() in quickjs.c that fails to free the converted value when returning a RangeError. Attackers running JavaScript can repeatedly call Atomics.store with a valueOf that detaches or shrinks the buffer to exhaust heap memory and cause denial of service.
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The sources do not list affected products or versions for this vulnerability yet.
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Published
First publication at the source
Last modified
Latest change at the source
Collected
First seen by Baba Yaga Security