CVE-2017-8422

Publication date 10 May 2017

Last updated 25 August 2025

Ubuntu priority

High

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

Description

KDE kdelibs before 4.14.32 and KAuth before 5.34 allow local users to gain root privileges by spoofing a callerID and leveraging a privileged helper app.

Status

Package Ubuntu Release Status
kauth 17.04 zesty
Fixed 5.31.0-0ubuntu1.1
16.10 yakkety
Fixed 5.26.0-0ubuntu2.1
16.04 LTS xenial
Fixed 5.18.0-0ubuntu2
14.04 LTS trusty Not in release
kde4libs 17.04 zesty
Fixed 4:4.14.30-0ubuntu1.1
16.10 yakkety
Fixed 4:4.14.22-0ubuntu2.2
16.04 LTS xenial
Fixed 4:4.14.16-0ubuntu3.2
14.04 LTS trusty
Fixed 4:4.13.3-0ubuntu0.5

Patch details

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

Package Patch details
kauth
kde4libs

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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references