CVE-2018-14423

Publication date 19 July 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Division-by-zero vulnerabilities in the functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in lib/openjp3d/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause a denial of service (application crash).

Status

Show unmaintained releases

Package	Ubuntu Release	Status
openjpeg	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	20.04 LTS focal	Not in release
	19.04 disco	Not in release
	18.10 cosmic	Not in release
	18.04 LTS bionic	Not in release
	17.10 artful	Not in release
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected
openjpeg2	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Not affected
	19.04 disco	Ignored end of life
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Fixed 2.3.0-2build0.18.04.1
	17.10 artful	Ignored end of life
	16.04 LTS xenial	Fixed 2.1.2-1.1+deb9u3build0.16.04.1
	14.04 LTS trusty	Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
openjpeg	Upstream: bd88611
openjpeg2	Upstream: bd88611

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-4109-1
OpenJPEG vulnerabilities
21 August 2019