REDHAT-BUG-2426434: High severity FontForge FontForge vulnerability
FontForge SFD File Parsing Improper Validation of Array Index Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FontForge. 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 SFD 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 array. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-28563.
Affected Software
Event History
Frequently Asked Questions
What is the severity of REDHAT-BUG-2426434?
The severity of REDHAT-BUG-2426434 is critical due to the potential for remote code execution.
How do I fix REDHAT-BUG-2426434?
To fix REDHAT-BUG-2426434, update to the latest version of FontForge as provided in the security patches.
What type of software is affected by REDHAT-BUG-2426434?
REDHAT-BUG-2426434 affects FontForge installations that handle SFD file parsing.
Who can exploit REDHAT-BUG-2426434?
Remote attackers can exploit REDHAT-BUG-2426434 but user interaction is required for the exploit.
What are the consequences of REDHAT-BUG-2426434?
The consequences of REDHAT-BUG-2426434 include the potential for attackers to execute arbitrary code on affected systems.