Vulnerability Database

309,364

Total vulnerabilities in the database

CVE-2023-31973

yasm v1.3.0 was discovered to contain a use after free via the function expand_mmac_params at /nasm/nasm-pp.c. Note: Multiple third parties dispute this as a bug and not a vulnerability according to the YASM security policy.

  • Published: May 9, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-31973
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWEs:

Software From Fixed in
tortall / yasm 1.3.0 1.3.0.x