Upstream information

CVE-2019-9718 at MITRE

Description

In FFmpeg 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because ff_htmlmarkup_to_ass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.3
Vector AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 6.5 4.3
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction Required Required
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High Low
CVSSv3 Version 3 3
SUSE Bugzilla entry: 1129715 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Desktop Applications 15
  • ffmpeg >= 3.4.2-4.27.1
  • libavcodec57 >= 3.4.2-4.27.1
  • libavutil-devel >= 3.4.2-4.27.1
  • libavutil55 >= 3.4.2-4.27.1
  • libpostproc-devel >= 3.4.2-4.27.1
  • libpostproc54 >= 3.4.2-4.27.1
  • libswresample-devel >= 3.4.2-4.27.1
  • libswresample2 >= 3.4.2-4.27.1
  • libswscale-devel >= 3.4.2-4.27.1
  • libswscale4 >= 3.4.2-4.27.1
Patchnames:
SUSE-SLE-Module-Desktop-Applications-15-2019-3184
SUSE Linux Enterprise Module for Desktop Applications 15 SP1
  • ffmpeg >= 3.4.2-4.27.1
  • libavcodec57 >= 3.4.2-4.27.1
  • libavutil-devel >= 3.4.2-4.27.1
  • libavutil55 >= 3.4.2-4.27.1
  • libpostproc-devel >= 3.4.2-4.27.1
  • libpostproc54 >= 3.4.2-4.27.1
  • libswresample-devel >= 3.4.2-4.27.1
  • libswresample2 >= 3.4.2-4.27.1
  • libswscale-devel >= 3.4.2-4.27.1
  • libswscale4 >= 3.4.2-4.27.1
Patchnames:
SUSE-SLE-Module-Desktop-Applications-15-SP1-2019-3184
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
  • ffmpeg >= 3.4.2-4.27.1
  • ffmpeg-private-devel >= 3.4.2-4.27.1
  • libavdevice-devel >= 3.4.2-4.27.1
  • libavdevice57 >= 3.4.2-4.27.1
  • libavfilter-devel >= 3.4.2-4.27.1
  • libavfilter6 >= 3.4.2-4.27.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-2019-3184
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1
  • ffmpeg >= 3.4.2-4.27.1
  • ffmpeg-private-devel >= 3.4.2-4.27.1
  • libavcodec57-32bit >= 3.4.2-4.27.1
  • libavdevice-devel >= 3.4.2-4.27.1
  • libavdevice57 >= 3.4.2-4.27.1
  • libavdevice57-32bit >= 3.4.2-4.27.1
  • libavfilter-devel >= 3.4.2-4.27.1
  • libavfilter6 >= 3.4.2-4.27.1
  • libavfilter6-32bit >= 3.4.2-4.27.1
  • libavformat57-32bit >= 3.4.2-4.27.1
  • libavresample3-32bit >= 3.4.2-4.27.1
  • libavutil55-32bit >= 3.4.2-4.27.1
  • libpostproc54-32bit >= 3.4.2-4.27.1
  • libswresample2-32bit >= 3.4.2-4.27.1
  • libswscale4-32bit >= 3.4.2-4.27.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-3184
SUSE Linux Enterprise Module for additional PackageHub packages 15
  • ffmpeg >= 3.4.2-4.27.1
  • libavdevice57 >= 3.4.2-4.27.1
  • libavfilter6 >= 3.4.2-4.27.1
Patchnames:
SUSE-SLE-Module-Packagehub-Subpackages-15-2019-3184
SUSE Linux Enterprise Workstation Extension 15
  • ffmpeg >= 3.4.2-4.27.1
  • libavcodec-devel >= 3.4.2-4.27.1
  • libavformat-devel >= 3.4.2-4.27.1
  • libavformat57 >= 3.4.2-4.27.1
  • libavresample-devel >= 3.4.2-4.27.1
  • libavresample3 >= 3.4.2-4.27.1
Patchnames:
SUSE-SLE-Product-WE-15-2019-3184
SUSE Linux Enterprise Workstation Extension 15 SP1
  • ffmpeg >= 3.4.2-4.27.1
  • libavcodec-devel >= 3.4.2-4.27.1
  • libavformat-devel >= 3.4.2-4.27.1
  • libavformat57 >= 3.4.2-4.27.1
  • libavresample-devel >= 3.4.2-4.27.1
  • libavresample3 >= 3.4.2-4.27.1
Patchnames:
SUSE-SLE-Product-WE-15-SP1-2019-3184


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Module for Desktop Applications 15 GA ffmpeg Released
SUSE Linux Enterprise Module for Desktop Applications 15 SP1 ffmpeg Released
SUSE Linux Enterprise Workstation Extension 15 GA ffmpeg Released
SUSE Linux Enterprise Workstation Extension 15 SP1 ffmpeg Released