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.
Priority
Low
CVSS 3 base score: 7.8
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 |
Deferred
|
|
| jammy |
Deferred
|
|
| precise |
Ignored
(end of ESM support, was deferred [2021-05-26])
|
|
| trusty |
Deferred
|
|
| upstream |
Needed
|
|
| wily |
Ignored
(reached end-of-life)
|
|
| xenial |
Deferred
|
|
| yakkety |
Ignored
(reached end-of-life)
|
|
| zesty |
Ignored
(reached end-of-life)
|
Notes
| Author | Note |
|---|---|
| mdeslaur | no fix available as of 2021-05-26 |
| rodrigo-zaiden | no fix available as of 2022-02-21. |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2568
- http://seclists.org/oss-sec/2016/q1/443
- https://lore.kernel.org/patchwork/patch/793178/
- NVD
- Launchpad
- Debian