medium5.6
CVE-2025-46688
quickjs-ng through 0.9.0 has an incorrect size calculation in JS_ReadBigInt for a BigInt, leading to a heap-based buffer overflow.
Impact
quickjs-ng through 0.9.0 has an incorrect size calculation in JS_ReadBigInt for a BigInt, leading to a heap-based buffer overflow. QuickJS before 2025-04-26 is also affected.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Quickjs-Ng | Quickjs | through 0.9.0 |
| Quickjs Project | Quickjs | before 2025-04-26 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bellard.org/quickjs/Changelog
- https://github.com/bellard/quickjs/commit/1eb05e44fad89daafa8ee3eb74b8520b4a37ec9a
- https://github.com/bellard/quickjs/issues/399
- https://github.com/quickjs-ng/quickjs/commit/28fa43d3ddff2c1ba91b6e3a788b2d7ba82d1465
- https://github.com/quickjs-ng/quickjs/issues/1018
- https://github.com/quickjs-ng/quickjs/pull/1020
- https://github.com/quickjs-ng/quickjs/issues/1018