CVE-2026-18269
Kenwood DNR1007XR tchdr_bytestream_read Out-Of-Bounds Write Code Execution Vulnerability
- State
- Published
- Severity
- 6.8 Medium
- Published
- Aug 20, 2026
- Updated
- Aug 26, 2026
- Reserved
- Jul 29, 2026
Description
Kenwood DNR1007XR tchdr_bytestream_read Out-Of-Bounds Write Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Kenwood DNR1007XR devices. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the tchdr_bytestream_read function. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-28980.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 6.8 Medium | CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | zdi |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
DNR1007XRKenwood |
|
References
- ZDI-26-486
- vendor-provided URLvendor-advisory
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