CVE-2022-1437 Heap-based Buffer Overflow in radareorg/radare2

What is CVE-2022-1437?

CVE-2022-1437 is a medium-severity memory corruption vulnerability in Radare Radare2, published on 22 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Heap-based Buffer Overflow in GitHub repository radareorg/radare2 prior to 5.7.0. The bug causes the program reads data past the end of the intented buffer. Typically, this can allow attackers to read sensitive information from other memory locations or cause a crash.

Weakness: CWE-787, CWE-122

Which versions are affected by CVE-2022-1437?

It affects 1 product.

Products include Radare Radare2.

How do I fix CVE-2022-1437?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-1437 being exploited?

There is no known exploitation of CVE-2022-1437 in the wild and no public exploit code.

Other vulnerabilities in Radare Radare2

• CVE-2025-1864 Buffer Overflow and Potential Code Execution in Radare2 Critical 10.0
• CVE-2025-1744 Out-of-bounds Write in radare2 Critical 10.0
• CVE-2021-32494 Denial of service in radare2 Critical 10.0
• CVE-2021-32495 Use after free in radare2 Critical 10.0
• CVE-2024-29646 Memory corruption in n/a Critical 9.8

All Radare Radare2 vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-6c8c-qvc7-64g8, UBUNTU-CVE-2022-1437.