CVE-2021-33450

low-risk

Published 2022-07-26

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

Do I need to act?

0.05% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Netwide Assembler

Nasm

Exploit https://bugzilla.nasm.us/show_bug.cgi?id=3392758

Third Party Advisory https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d

Exploit https://bugzilla.nasm.us/show_bug.cgi?id=3392758

Third Party Advisory https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal