CVE-2019-19721

Publication date 15 May 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

An off-by-one error in the DecodeBlock function in codec/sdl_image.c in VideoLAN VLC media player before 3.0.9 allows remote attackers to cause a denial of service (memory corruption) via a crafted image file. NOTE: this may be related to the SDL_Image product.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
vlc	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Not affected
	19.10 eoan	Ignored end of life
	18.04 LTS bionic	Fixed 3.0.8-0ubuntu18.04.1+esm1
	16.04 LTS xenial	Fixed 2.2.2-5ubuntu0.16.04.5+esm2
	14.04 LTS trusty	Ignored end of standard support

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Severity score breakdown

Parameter	Value
Base score	7.8 · High
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-6180-1
VLC media player vulnerabilities
20 June 2023