What is CVE-2022-28068?

CVE-2022-28068 is a high-severity vulnerability in Radare Radare2, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-08-22.

How severe is CVE-2022-28068?

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

Buffer overflow in Radare Radare2

CVE-2022-28068

A heap buffer overflow in r_sleb128 function in radare2 5.4.2 and 5.4.0.

Vulnerability class: Buffer Overflow

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 (58.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% 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-787 — Out-of-bounds Write

References

github.com/radareorg/radare2/commit/637f4bd1af6752e28e0a9998e954e2e9ce6fa992 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-28068?: CVE-2022-28068 is a high-severity vulnerability in Radare Radare2, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-08-22.
How severe is CVE-2022-28068?: High severity. CVSS v3 base score is 7.5 out of 10.