CVE-2020-3898

Publication date 21 April 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Catalina 10.15.4. An application may be able to gain elevated privileges.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
cups	20.04 LTS focal	Fixed 2.3.1-9ubuntu1.1
	19.10 eoan	Fixed 2.2.12-2ubuntu1.1
	18.04 LTS bionic	Fixed 2.2.7-1ubuntu2.8
	16.04 LTS xenial	Fixed 2.1.3-4ubuntu0.11
	14.04 LTS trusty	Not in release

Notes

sbeattie

as of 2020-04-20, does not appear to have landed upstream

Patch details

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

Package	Patch details
cups	Vendor: https://src.fedoraproject.org/rpms/cups/blob/master/f/cups-ppdopen-heap-overflow.patch

Severity score breakdown

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

References

Related Ubuntu Security Notices (USN)

USN-4340-1
CUPS vulnerabilities
27 April 2020