ZDI-CAN-25465: ZDI-25-631: (0Day) Ashlar-Vellum Graphite VC6 File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Graphite. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of VC6 files. 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 the current process.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Graphite. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-7980.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-25465?
ZDI-CAN-25465 is categorized as a high-severity vulnerability due to its potential for remote arbitrary code execution.
How do I fix ZDI-CAN-25465?
To fix ZDI-CAN-25465, update Ashlar-Vellum Graphite to the latest version that addresses this vulnerability.
Who is affected by ZDI-CAN-25465?
Users of Ashlar-Vellum Graphite are affected by the ZDI-CAN-25465 vulnerability.
Is user interaction required to exploit ZDI-CAN-25465?
Yes, user interaction is required for the exploitation of ZDI-CAN-25465, as the user must visit a malicious page or open a malicious file.
What type of vulnerability is ZDI-CAN-25465?
ZDI-CAN-25465 is classified as a code execution vulnerability that allows remote attackers to execute arbitrary code.