CVE-2026-22780

Published: Feb 2, 2026Modified: Feb 20, 2026

6.1

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

Exploitability: 1.8 / Impact: 4.2

Source: 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.

Affected (1)

Products: Rizin: Rizin

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Rizin Rizin	Before 0.8.2

Related CWEs

Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (6)

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

ProductRelease Notes

https://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj

Source: security-advisories@github.com

PatchVendor Advisory

Timeline

No history available yet.