CVE-2026-22780

4.4 MEDIUM
Published: February 02, 2026 Modified: February 20, 2026
View on NVD

Description

Rizin is a UNIX-like reverse engineering framework and command-line toolset. Prior to 0.8.2, a heap overflow can be exploited when a malicious mach0 file, having bogus entries for the dyld chained segments, is parsed by rizin. This vulnerability is fixed in 0.8.2.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200
Source: security-advisories@github.com
Patch
https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989
Source: security-advisories@github.com
Patch
https://github.com/rizinorg/rizin/issues/5768
Source: security-advisories@github.com
Issue Tracking
https://github.com/rizinorg/rizin/pull/5770
Source: security-advisories@github.com
Issue Tracking
https://github.com/rizinorg/rizin/releases/tag/v0.8.2
Source: security-advisories@github.com
Product Release Notes
https://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj
Source: security-advisories@github.com
Patch Vendor Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
4.4 / 10.0
EPSS (Exploit Probability)
0.0%
0th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-770

Affected Vendors

rizin

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