Double Free in Rizin
CVE-2022-36043
Rizin is a UNIX-like reverse engineering framework and command-line toolset. Versions 0.4.0 and prior are vulnerable to a double free in bobj.c:rz_bin_reloc_storage_free() when freeing relocations generated from qnx binary plugin. A user opening a malicious qnx binary could be affected by this vulnerability, allowing an attacker to execute code on the user's machine. Commit number a3d50c1ea185f3f642f2d8180715f82d98840784 contains a patch for this issue.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (30.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.0% 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
- Rizinorg Rizin — versions <= 0.4.0
Weakness classification (CWE)
References
- github.com/rizinorg/rizin/security/advisories/GHSA-rjhv-mj4g-j4p5 (Third Party Advisory)
- github.com/rizinorg/rizin/issues/2964 (Third Party Advisory)
- github.com/rizinorg/rizin/commit/a3d50c1ea185f3f642f2d8180715f82d98840784 (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-2022-36043?
- CVE-2022-36043 is a high-severity vulnerability in Rizin, classified under Double Free. CVSS score: 7.8/10. Published 2022-09-06.
- How severe is CVE-2022-36043?
- High severity. CVSS v3 base score is 7.8 out of 10.