10

CVE-2020-12284

Exploit
cbs_jpeg_split_fragment in libavcodec/cbs_jpeg.c in FFmpeg 4.1 and 4.2.2 has a heap-based buffer overflow during JPEG_MARKER_SOS handling because of a missing length check.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ffmpeg ≫ Ffmpeg Version 4.1
Ffmpeg ≫ Ffmpeg Version 4.2.2
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition esm
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 20.04 SwEdition lts
Debian ≫ Debian Linux Version 10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.76% 0.885
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 10 10 10
AV:N/AC:L/Au:N/C:C/I:C/A:C
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://usn.ubuntu.com/4431-1/
Third Party Advisory
https://security.gentoo.org/glsa/202007-58
Third Party Advisory
https://www.debian.org/security/2020/dsa-4722
Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19734
Vendor Advisory
Exploit
Issue Tracking
https://github.com/FFmpeg/FFmpeg/commit/1812352d767ccf5431aa440123e2e260a4db2726
Patch
Third Party Advisory
https://github.com/FFmpeg/FFmpeg/commit/a3a3730b5456ca00587455004d40c047f7b20a99
Patch
Third Party Advisory