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CVE-2019-13312

Publication date 5 July 2019

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

block_cmp() in libavcodec/zmbvenc.c in FFmpeg 4.1.3 has a heap-based buffer over-read.

Read the notes from the security team

Status

Package Ubuntu Release Status
ffmpeg 20.04 LTS focal
Fixed 7:4.2.4-1ubuntu0.1
19.04 disco
Not affected
18.10 cosmic Ignored end of life
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes

msalvatore

"The buffer overflow is a regression since http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=0321370601833f4ae47e8e11c44570ea4bd382a4"

Severity score breakdown

Parameter Value
Base score 8.8 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H