Vulnerability Database

314,343

Total vulnerabilities in the database

CVE-2021-45256

A Null Pointer Dereference vulnerability existfs in nasm 2.16rc0 via asm/preproc.c.

  • Published: Dec 22, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-45256
  • 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

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
nasm / netwide_assembler 2.16-rc0 2.16-rc0.x