ZDI-25-989: Academy Software Foundation OpenEXR EXR File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Academy Software Foundation OpenEXR. 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 EXR 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.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Academy Software Foundation OpenEXR. 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-2025-12495.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-25-989?
The severity of ZDI-25-989 is critical as it allows remote code execution.
How do I fix ZDI-25-989?
To fix ZDI-25-989, update to the latest version of Academy Software Foundation OpenEXR that addresses this vulnerability.
What is the risk associated with ZDI-25-989?
The risk associated with ZDI-25-989 includes the potential for attackers to execute arbitrary code remotely on affected systems.
Who is affected by ZDI-25-989?
Users of Academy Software Foundation OpenEXR are affected by ZDI-25-989.
Is user interaction required to exploit ZDI-25-989?
Yes, user interaction is required for exploiting ZDI-25-989, as the target must visit a malicious page or open a malicious file.