CVE-2026-4174
lowpriority · track · 0EPSS 0.001 · 2 %ileEUEPSS · scored 2026-10-27
A vulnerability has been found in Radare2 5.9.9. This issue affects the function walk_exports_trie of the file libr/bin/format/mach0/mach0.c of the component Mach-O File Parser. Such manipulation leads to resource consumption. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. The existence of this vulnerability is still disputed at present. Upgrading to version 6.1.2 is capable of addressing this issue. The name of the patch is 4371ae84c99c46b48cb21badbbef06b30757aba0. You should upgrade the affected component. The code maintainer states that, "[he] wont consider this bug a DoS".
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.1–4.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (1)
Products and version ranges known to be affected.
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (23)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2026-4174cnnvd
- https://github.com/ToddAWalter/radare2/commit/4371ae84c99c46b48cb21badbbef06b30757aba0cnnvd
- https://github.com/radareorg/radare2/issues/25482cnnvd
- https://github.com/radareorg/radare2/milestone/94cnnvd
- https://github.com/radareorg/radare2/releasesPatchcnnvd
- https://github.com/user-attachments/files/25620145/gen_macho_poc.pycnnvd
- https://vuldb.com/?ctiid.351081cnnvd
- https://vuldb.com/?id.351081cnnvd
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