CVE-2019-11338

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.

• CWE-476

• http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.htmlMailing List, Third Party Advisory
• http://www.securityfocus.com/bid/108034Broken Link
• https://github.com/FFmpeg/FFmpeg/commit/54655623a82632e7624714d7b2a3e039dc5faa7ePatch, Third Party Advisory
• https://github.com/FFmpeg/FFmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65bPatch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/05/msg00043.htmlMailing List, Third Party Advisory
• https://seclists.org/bugtraq/2019/May/60Mailing List, Third Party Advisory
• https://usn.ubuntu.com/3967-1/Third Party Advisory
• https://usn.ubuntu.com/4431-1/Third Party Advisory
• https://www.debian.org/security/2019/dsa-4449Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.htmlMailing List, Third Party Advisory
• http://www.securityfocus.com/bid/108034Broken Link
• https://github.com/FFmpeg/FFmpeg/commit/54655623a82632e7624714d7b2a3e039dc5faa7ePatch, Third Party Advisory
• https://github.com/FFmpeg/FFmpeg/commit/9ccc633068c6fe76989f487c8932bd11886ad65bPatch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/05/msg00043.htmlMailing List, Third Party Advisory
• https://seclists.org/bugtraq/2019/May/60Mailing List, Third Party Advisory
• https://usn.ubuntu.com/3967-1/Third Party Advisory
• https://usn.ubuntu.com/4431-1/Third Party Advisory
• https://www.debian.org/security/2019/dsa-4449Third Party Advisory

Published

Apr 19, 2019

Last Modified

Jun 17, 2026

Status

Modified

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