What is CVE-2022-28073?

CVE-2022-28073 is a high-severity vulnerability in Radare Radare2, classified under Use After Free. CVSS score: 7.5/10. Published 2023-08-22.

How severe is CVE-2022-28073?

High severity. CVSS v3 base score is 7.5 out of 10.

Use After Free in Radare Radare2

CVE-2022-28073

A use after free in r_reg_set_value function in radare2 5.4.2 and 5.4.0.

Vulnerability class: Use-After-Free

Published 2023-08-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Radare Radare2 — versions 5.4.0, 5.4.2

Weakness classification (CWE)

CWE-416 — Use After Free

References

github.com/radareorg/radare2/commit/59a9dfb60acf8b5c0312061cffd9693fc9526053 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-28073?: CVE-2022-28073 is a high-severity vulnerability in Radare Radare2, classified under Use After Free. CVSS score: 7.5/10. Published 2023-08-22.
How severe is CVE-2022-28073?: High severity. CVSS v3 base score is 7.5 out of 10.