CVE-2023-31725: Yasm Project Yasm

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

yasm 1.3.0.55.g101bc was discovered to contain a heap-use-after-free via the function expand_mmac_params at yasm/modules/preprocs/nasm/nasm-pp.c.

Affected products

• Yasm Project Yasm: version 1.3.0.55.g101bc only

Published 2023-05-17. Last modified 2026-06-17.