What’s Vulnerable › Vulnerabilities

CVE-2022-36040: Rizin Out-of-bounds Write vulnerability in pyc/marshal.c

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-06 · updated 2026-06-17
• Weakness: CWE-787

Description

Rizin is a UNIX-like reverse engineering framework and command-line toolset. Versions 0.4.0 and prior are vulnerable to an out-of-bounds write when getting data from PYC(python) files. A user opening a malicious PYC file could be affected by this vulnerability, allowing an attacker to execute code on the user's machine. Commit number 68948017423a12786704e54227b8b2f918c2fd27 contains a patch.

Affected products

• rizinorg rizin: through 0.4.0

References

• https://github.com/rizinorg/rizin/commit/68948017423a12786704e54227b8b2f918c2fd27
• https://github.com/rizinorg/rizin/issues/2963
• https://github.com/rizinorg/rizin/security/advisories/GHSA-h897-rhm9-rpmw
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WQZLMHEI5D7EJASA5UW6XN4ODHLRHK6N/
• https://security.gentoo.org/glsa/202209-06
• https://github.com/rizinorg/rizin/commit/68948017423a12786704e54227b8b2f918c2fd27
• https://github.com/rizinorg/rizin/issues/2963
• https://github.com/rizinorg/rizin/security/advisories/GHSA-h897-rhm9-rpmw
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WQZLMHEI5D7EJASA5UW6XN4ODHLRHK6N/
• https://security.gentoo.org/glsa/202209-06

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