CVE-2022-1284 heap-use-after-free in radareorg/radare2

What is CVE-2022-1284?

CVE-2022-1284 is a high-severity use after free vulnerability in Radare Radare2, published on 8 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

heap-use-after-free in GitHub repository radareorg/radare2 prior to 5.6.8. This vulnerability is capable of inducing denial of service.

Weakness: CWE-416

Which versions are affected by CVE-2022-1284?

It affects 1 product.

Products include Radare Radare2.

How do I fix CVE-2022-1284?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2022-1284 being exploited?

There is no known exploitation of CVE-2022-1284 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-jxwm-2fgw-85f5, UBUNTU-CVE-2022-1284.