CVE-2019-11338

HIGH

FFmpeg 3.4 and 4.1.2 - Denial of Service via HEVC Duplicate First Slice Detection

Title source: llm
STIX 2.1

Description

libavcodec/hevcdec.c in FFmpeg 3.4 and 4.1.2 mishandles detection of duplicate first slices, which allows remote attackers to cause a denial of service (NULL pointer dereference and out-of-array access) or possibly have unspecified other impact via crafted HEVC data.

References (9)

Core 9
Core References
Broken Link vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/108034
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3967-1/
Mailing List, Third Party Advisory mailing-list x_refsource_bugtraq
https://seclists.org/bugtraq/2019/May/60
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2019/dsa-4449
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/05/msg00043.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4431-1/

Scores

CVSS v3 8.8
EPSS 0.0235
EPSS Percentile 81.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-476
Status published
Products (10)
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 18.10
canonical/ubuntu_linux 19.04
canonical/ubuntu_linux 20.04
debian/debian_linux 8.0
debian/debian_linux 9.0
ffmpeg/ffmpeg 3.4
ffmpeg/ffmpeg 4.1.2
novell/suse_package_hub_for_suse_linux_enterprise 12
Published Apr 19, 2019
Tracked Since Feb 18, 2026