CVE-2025-59732
Description
A flaw was found in FFmpeg. This vulnerability allows heap memory corruption via decoding a specially crafted OpenEXR (EXR) file using DWAA or DWAB compression where image height or width is not divisible by 8.
Statement
The highest threat of this vulnerability is to system availability. Processing a specially crafted OpenEXR file with DWAA or DWAB compression, where image dimensions are not divisible by 8, can lead to heap memory corruption within FFmpeg, potentially causing a denial of service.
Understanding the Weakness (CWE)
Integrity
Technical Impact: Modify Memory; Execute Unauthorized Code or Commands
Write operations could cause memory corruption. In some cases, an adversary can modify control data such as return addresses in order to execute unexpected code.
Availability
Technical Impact: DoS: Crash, Exit, or Restart
Attempting to access out-of-range, invalid, or unauthorized memory could cause the product to crash.
Other
Technical Impact: Unexpected State
Subsequent write operations can produce undefined or unexpected results.
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