Double Free in Rizinorg Rizin

CVE-2026-45324

Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a double free in librz/core/cmd/cmd_search.c:byte_pattern_search() due wrong pointer ownership declared. This vulnerability is fixed by commit 045fff363b42b8a6dda8ad5229c29ec3267e7dbe.

Vulnerability class: Double Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.001 (2.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-45324: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

  • Rizinorg Rizin — versions < 045fff363b42b8a6dda8ad5229c29ec3267e7dbe

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-45324?
CVE-2026-45324 is a low-severity vulnerability in Rizinorg Rizin, classified under Double Free. CVSS score: 3.3/10. Published 2026-05-29.
How severe is CVE-2026-45324?
Low severity. CVSS v3 base score is 3.3 out of 10.