CVE-2021-33452MediumMicrosoft CVSS 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Microsoft advisory for CVE-2021-33452 — azl3 nasm

Published
September 3, 2025
Last Modified
—

🔗 CVE IDs covered (1)

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-33452. This page also shows what EchelonGraph holds for CVE-2021-33452, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products2

  • azl3 nasm 2.16.01-1 on Azure Linux 3.0
  • azl3 nasm 2.16.01-2 on Azure Linux 3.0

🧭 EchelonGraph on CVE-2021-33452

EchelonGraph score
5.5 MEDIUM
CISA KEV
Not listed
Fix status
A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

An issue was discovered in NASM version 2.16rc0. There are memory leaks in nasm_malloc() in nasmlib/alloc.c.

Published by MITRE Corporation, the CVE Numbering Authority that assigned CVE-2021-33452, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 References (1)