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CVE ID:CVE-2019-17539
Description: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.
Test IDs: 1.3.6.1.4.1.25623.1.0.892537  
Cross References: Common Vulnerability Exposure (CVE) ID: CVE-2019-17539
Debian Security Information: DSA-4722 (Google Search)
https://www.debian.org/security/2020/dsa-4722
https://security.gentoo.org/glsa/202003-65
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15733
https://github.com/FFmpeg/FFmpeg/commit/8df6884832ec413cf032dfaa45c23b1c7876670c
https://lists.debian.org/debian-lts-announce/2021/01/msg00026.html
https://usn.ubuntu.com/4431-1/




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