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CVE-2019-17542

Published: 14 October 2019

FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
ffmpeg
Launchpad, Ubuntu, Debian
trusty Does not exist

upstream Needs triage

bionic
Released (7:3.4.8-0ubuntu0.2)
disco Ignored
(end of life)
eoan Ignored
(end of life)
focal Not vulnerable
(7:4.2.1-2)
xenial
Released (7:2.8.17-0ubuntu0.1)
Patches:
upstream: https://github.com/FFmpeg/FFmpeg/commit/02f909dc24b1f05cfbba75077c7707b905e63cd2

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H