CVE-2019-15942

HIGH

FFmpeg <4.2 - Memory Corruption

Title source: llm

Description

FFmpeg through 4.2 has a "Conditional jump or move depends on uninitialised value" issue in h2645_parse because alloc_rbsp_buffer in libavcodec/h2645_parse.c mishandles rbsp_buffer.

Scores

CVSS v3 8.8
EPSS 0.0050
EPSS Percentile 65.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

CWE
CWE-252
Status published

Affected Products (1)

ffmpeg/ffmpeg < 4.2

Timeline

Published Sep 05, 2019
Tracked Since Feb 18, 2026