NetSight
critical9.8

CVE-2019-17539

In FFmpeg before 4.2, avcodec_open2 in libavcodec/utils.c allows a NULL pointer dereference and possibly unspecified other impact when there is no valid close …

Impact

In FFmpeg before 4.2, avcodec_open2 in libavcodec/utils.c allows a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer.

Affected products

VendorProductAffected versions
FfmpegFfmpeg
before 3.4.7
from 4.0 before 4.0.5
from 4.1 before 4.1.5
DebianDebian Linux
Versions 9.0, 10.0
CanonicalUbuntu Linux
Versions 16.04, 18.04, 20.04

Weakness classification

References