CVE-2016-2568
Published: 13 February 2017
pkexec, when used with --user nonpriv, allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.
Notes
Author | Note |
---|---|
mdeslaur | no fix available as of 2021-05-26 |
rodrigo-zaiden | no fix available as of 2022-02-21. |
Priority
Status
Package | Release | Status |
---|---|---|
policykit-1 Launchpad, Ubuntu, Debian |
artful |
Ignored
(reached end-of-life)
|
bionic |
Deferred
|
|
cosmic |
Ignored
(reached end-of-life)
|
|
disco |
Ignored
(reached end-of-life)
|
|
eoan |
Ignored
(reached end-of-life)
|
|
focal |
Deferred
|
|
groovy |
Ignored
(reached end-of-life)
|
|
hirsute |
Ignored
(reached end-of-life)
|
|
impish |
Ignored
(reached end-of-life)
|
|
jammy |
Deferred
|
|
kinetic |
Deferred
|
|
lunar |
Deferred
|
|
precise |
Ignored
(reached end-of-life)
|
|
trusty |
Deferred
|
|
upstream |
Needed
|
|
wily |
Ignored
(reached end-of-life)
|
|
xenial |
Deferred
|
|
yakkety |
Ignored
(reached end-of-life)
|
|
zesty |
Ignored
(reached end-of-life)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
Attack vector | Local |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Changed |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |