CVE-2017-16612

Publication date 28 November 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

libXcursor before 1.1.15 has various integer overflows that could lead to heap buffer overflows when processing malicious cursors, e.g., with programs like GIMP. It is also possible that an attack vector exists against the related code in cursor/xcursor.c in Wayland through 1.14.0.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libxcursor	17.10 artful	Fixed 1:1.1.14-3ubuntu0.1
	17.04 zesty	Fixed 1:1.1.14-1ubuntu0.17.04.1
	16.04 LTS xenial	Fixed 1:1.1.14-1ubuntu0.16.04.1
	14.04 LTS trusty	Fixed 1:1.1.14-1ubuntu0.14.04.1
wayland	17.10 artful	Fixed 1.14.0-1ubuntu0.1
	17.04 zesty	Ignored end of life, was needed
	16.04 LTS xenial	Fixed 1.12.0-1~ubuntu16.04.3
	14.04 LTS trusty	Fixed 1.4.0-1ubuntu1.1

Patch details

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

Package	Patch details
libxcursor	Upstream: ?id=479
wayland	Upstream: ?id=5d2

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	None
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

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-3622-1
Wayland vulnerability
9 April 2018

USN-3501-1
libxcursor vulnerability
29 November 2017