9.8

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 function pointer.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ffmpeg ≫ Ffmpeg Version < 3.4.7
Ffmpeg ≫ Ffmpeg Version >= 4.0 < 4.0.5
Ffmpeg ≫ Ffmpeg Version >= 4.1 < 4.1.5
Debian ≫ Debian Linux Version 9.0
Debian ≫ Debian Linux Version 10.0
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition esm
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 20.04 SwEdition lts
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.03% 0.795
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NIST 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://security.gentoo.org/glsa/202003-65
Third Party Advisory
https://usn.ubuntu.com/4431-1/
Third Party Advisory
https://www.debian.org/security/2020/dsa-4722
Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15733
Third Party Advisory
Issue Tracking
https://github.com/FFmpeg/FFmpeg/commit/8df6884832ec413cf032dfaa45c23b1c7876670c
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00026.html
Third Party Advisory
Mailing List