CVE-2025-46688

quickjs: quickjs-ng through 0.9.0 has an incorrect size calculation in JS_ReadBigInt for a BigInt, leading to a heap-based buf...

CVE-2025-46688 is fixed in quickjs on 1 platform, first by DEBIAN-CVE-2025-46688, released April 27, 2025. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.4
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0033
25th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
quickjs · Debian 13.5 (trixie) 2025.04.26-1 DEBIAN-CVE-2025-46688 Apr 27, 2025
quickjs · Debian 14 2025.04.26-1 DEBIAN-CVE-2025-46688 Apr 27, 2025

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