Excessive Iteration in radare2 - #VU142707
Published: August 15, 2026
Vulnerability identifier: #VU142707
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-834
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to excessive iteration in the Apple Preferred Executable Format (PEF) loader when parsing a crafted PEF file during file opening or inspection. A remote attacker can supply a specially crafted PEF file to cause a denial of service.
The issue is reachable through normal binary-format auto-detection, and user interaction is required to open or inspect the crafted file.
Affected software
radare2
Remediation
Install security update from vendor's website.
radare2 - update to 6.2.0