CVE-2022-4398 — Integer Overflow or Wraparound in GitHub repository radareorg/radare2 prior to 5

Integer Overflow or Wraparound in GitHub repository radareorg/radare2 prior to 5.8.0.

01What is this vulnerability?

Integer Overflow or Wraparound in GitHub repository radareorg/radare2 prior to 5.8.0.

02Affected products

Vendor	Product	Versions
radareorg	radareorg/radare2	unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-12-10T00:00:00.000Z
• Last modified: 2025-04-14T17:58:32.150Z

09References

• huntr.dev — https://huntr.dev/bounties/c6f8d3ef-5420-4eba-9a5f-aba5e2b5fea2
• github.com — https://github.com/radareorg/radare2/commit/b53a1583d05c3a5bfe5fa60da133fe59dfbb…