VULNERABILITY INTELLIGENCE

CVE-2019-11338

CVSS score8.8 HIGH
EPSS probability2.35%
CISA KEVNot currently listed
Published2019-04-19
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references