What’s Vulnerable › Vulnerabilities

CVE-2021-44974

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-05-25 · updated 2026-06-17
• Weakness: CWE-476

Description

radareorg radare2 version 5.5.2 is vulnerable to NULL Pointer Dereference via libr/bin/p/bin_symbols.c binary symbol parser.

Affected products

• radareorg/radare2: before 5.5.4 — fixed in 5.5.4

How to fix

Upgrade to a fixed version: radareorg/radare2 5.5.4. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2022/05/25/1
• https://census-labs.com/news/2022/05/24/multiple-vulnerabilities-in-radare2/
• https://github.com/radareorg/radare2/issues/19478
• http://www.openwall.com/lists/oss-security/2022/05/25/1
• https://census-labs.com/news/2022/05/24/multiple-vulnerabilities-in-radare2/
• https://github.com/radareorg/radare2/issues/19478

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