CVE-2025-7979: (0Day) Ashlar-Vellum Graphite VC6 File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
Ashlar-Vellum Graphite VC6 File Parsing Stack-based Buffer Overflow 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 the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25463.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-7979?
CVE-2025-7979 is classified as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2025-7979?
To remediate CVE-2025-7979, ensure you update Ashlar-Vellum Graphite to the latest security patch provided by the vendor.
What types of systems are affected by CVE-2025-7979?
CVE-2025-7979 affects installations of Ashlar-Vellum Graphite that process VC6 file formats.
What are the risks associated with CVE-2025-7979?
The risks associated with CVE-2025-7979 include the possibility of arbitrary code execution by remote attackers.
Does CVE-2025-7979 require user interaction to exploit?
Yes, CVE-2025-7979 requires user interaction for attackers to successfully exploit the vulnerability.