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CVE Vulnerability Details :
CVE-2026-4174
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-15 Mar, 2026 | 10:32
Updated At-17 Mar, 2026 | 15:14
Rejected At-
▼CVE Numbering Authority (CNA)
Radare2 Mach-O File mach0.c walk_exports_trie resource consumption

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".

Affected Products
Vendor
n/a
Product
Radare2
Modules
  • Mach-O File Parser
Versions
Affected
  • 5.9.9
Unaffected
  • 6.1.2
Problem Types
TypeCWE IDDescription
CWECWE-400Resource Consumption
CWECWE-404Denial of Service
Type: CWE
CWE ID: CWE-400
Description: Resource Consumption
Type: CWE
CWE ID: CWE-404
Description: Denial of Service
Metrics
VersionBase scoreBase severityVector
4.04.8MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
3.13.3LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3.03.3LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2.01.7N/A
AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
Version: 4.0
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Version: 3.1
Base score: 3.3
Base severity: LOW
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Version: 3.0
Base score: 3.3
Base severity: LOW
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Version: 2.0
Base score: 1.7
Base severity: N/A
Vector:
AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

reporter
breakingbad (VulDB User)
Timeline
EventDate
Advisory disclosed2026-03-14 00:00:00
VulDB entry created2026-03-14 01:00:00
VulDB entry last update2026-03-14 16:13:59
Event: Advisory disclosed
Date: 2026-03-14 00:00:00
Event: VulDB entry created
Date: 2026-03-14 01:00:00
Event: VulDB entry last update
Date: 2026-03-14 16:13:59
Replaced By

Rejected Reason

References
HyperlinkResource
https://vuldb.com/?id.351081
vdb-entry
technical-description
https://vuldb.com/?ctiid.351081
signature
permissions-required
https://vuldb.com/?submit.769799
third-party-advisory
https://github.com/radareorg/radare2/issues/25482
issue-tracking
https://github.com/user-attachments/files/25620145/gen_macho_poc.py
exploit
https://github.com/ToddAWalter/radare2/commit/4371ae84c99c46b48cb21badbbef06b30757aba0
patch
https://github.com/radareorg/radare2/milestone/94
patch
Hyperlink: https://vuldb.com/?id.351081
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/?ctiid.351081
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/?submit.769799
Resource:
third-party-advisory
Hyperlink: https://github.com/radareorg/radare2/issues/25482
Resource:
issue-tracking
Hyperlink: https://github.com/user-attachments/files/25620145/gen_macho_poc.py
Resource:
exploit
Hyperlink: https://github.com/ToddAWalter/radare2/commit/4371ae84c99c46b48cb21badbbef06b30757aba0
Resource:
patch
Hyperlink: https://github.com/radareorg/radare2/milestone/94
Resource:
patch
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Details not found