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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.

PUBLISHED Reserved 2026-07-04 | Published 2026-07-05 | Updated 2026-07-05 | Assigner VulDB




MEDIUM: 4.8CVSS: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
LOW: 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
LOW: 3.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
1.7AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C

Problem types

Integer Overflow

Numeric Error

Product status

6.1.0
affected

6.1.1
affected

6.1.2
affected

6.1.3
affected

6.1.4
affected

6.1.5
affected

6.1.6
affected

Timeline

2026-07-04:Advisory disclosed
2026-07-04:VulDB entry created
2026-07-04:VulDB entry last update

Credits

Kery Qi (VulDB User) reporter

References

vuldb.com/vuln/376350 (VDB-376350 | radareorg radare2 str.c r_str_append integer overflow) vdb-entry technical-description

vuldb.com/vuln/376350/cti (VDB-376350 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-14761 (CVE-2026-14761 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/850385 (Submit #850385 | radareorg radare2 6.1.6 Integer Overflow) third-party-advisory

github.com/radareorg/radare2/issues/26045 exploit issue-tracking

github.com/...ommit/a20a56917ae85d732e683f8d9078bdcfee92446c patch

github.com/radareorg/radare2/ product

cve.org (CVE-2026-14761)

nvd.nist.gov (CVE-2026-14761)

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