This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
There is a heap-based buffer overflow in the function hpel_motion in mpegvideo_motion.c in libav 12.1. A crafted input can lead to a remote denial of service attack.
CVSS v3.0 Severity and Metrics:
Attack Vector (AV):
Attack Complexity (AC):
Privileges Required (PR):
User Interaction (UI):
CVSS v2.0 Severity and Metrics:
Access Vector (AV):
Access Complexity (AC):
Allows disruption of service