Ashlar-Vellum Cobalt CO File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. 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 CO files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26628.
                
            References
                    | Link | Resource | 
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-25-955/ | 
Configurations
                    No configuration.
History
                    29 Oct 2025, 20:15
| Type | Values Removed | Values Added | 
|---|---|---|
| New CVE | 
Information
                Published : 2025-10-29 20:15
Updated : 2025-10-30 15:03
NVD link : CVE-2025-11464
Mitre link : CVE-2025-11464
CVE.ORG link : CVE-2025-11464
JSON object : View
Products Affected
                No product.
CWE
                
                    
                        
                        CWE-122
                        
            Heap-based Buffer Overflow
