What’s Vulnerable › Vulnerabilities

CVE-2021-33460

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-07-26 · updated 2026-06-17
• Weakness: CWE-476

Description

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

Affected products

• Tortall Yasm: 1.3.0

References

• https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d
• https://github.com/yasm/yasm/issues/168
• https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d
• https://github.com/yasm/yasm/issues/168

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