CVE-2026-14761
radareorg radare2 str.c r_str_append integer overflow
- State
- Published
- Severity
- 4.8 Medium
- Published
- Jul 5, 2026
- Updated
- Jul 6, 2026
- Reserved
- Jul 4, 2026
Description
A security vulnerability has been detected in radareorg radare2 up to 6.1.6. The affected element is the function r_str_ndup/r_str_append of the file libr/util/str.c. The manipulation leads to integer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. The identifier of the patch is a20a56917ae85d732e683f8d9078bdcfee92446c. Applying a patch is the recommended action to fix this issue.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | 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 | VulDB |
| 3.1 | 3.3 Low | 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 | VulDB |
| 3.0 | 3.3 Low | 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 | VulDB |
| 2.0 | 1.7 Low | AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
radare2radareorg |
|
References
- VDB-376350 | radareorg radare2 str.c r_str_append integer overflowvdb-entrytechnical-description
- VDB-376350 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-14761 | CVE Analysis and Reportthird-party-advisory
- Submit #850385 | radareorg radare2 6.1.6 Integer Overflowthird-party-advisory
- https://github.com/radareorg/radare2/issues/26045exploitissue-tracking
- https://github.com/radareorg/radare2/commit/a20a56917ae85d732e683f8d9078bdcfee92446cpatch
- https://github.com/radareorg/radare2/product
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