What is CVE-2022-34612?

CVE-2022-34612 is a medium-severity vulnerability in Rizin, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2022-07-27.

How severe is CVE-2022-34612?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Integer overflow in Rizin

CVE-2022-34612

Rizin v0.4.0 and below was discovered to contain an integer overflow via the function get_long_object(). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted binary.

Vulnerability class: Integer Overflow

Published 2022-07-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Rizin

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

github.com/rizinorg/rizin/issues/2738 (Exploit, Third Party Advisory, Issue Tracking)
github.com/rizinorg/rizin/pull/2739 (Patch, Third Party Advisory)
security.gentoo.org/glsa/202209-06 (vendor-advisory, Third Party Advisory)
lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)

Frequently asked questions

What is CVE-2022-34612?: CVE-2022-34612 is a medium-severity vulnerability in Rizin, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2022-07-27.
How severe is CVE-2022-34612?: Medium severity. CVSS v3 base score is 5.5 out of 10.