CVE-2021-33456

MEDIUM 5.5CVE-2021-33456 · Published 26/07/2022 · updated 17/06/2026

In short

CVE-2021-33456 is a MEDIUM (CVSS 5.5) vulnerability affecting yasm (tortall).
Chance of exploitation in the next 30 days (EPSS): 0.33%, higher than 25.5% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
yasm tortall	`= 1.3.0`	No fix yet

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in hash() in modules/preprocs/nasm/nasm-pp.c.

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Package

Affected versions

Patched versions

= 1.3.0

No fix yet

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