CVE-2016-2781
Published: 7 February 2017
chroot in GNU coreutils, when used with --userspec, 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 | as of 2017-08-01, no viable solution |
ccdm94 | as of 2022-02-01, no viable solution |
Priority
Status
Package | Release | Status |
---|---|---|
coreutils Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
cosmic |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
precise |
Ignored
(end of life)
|
|
wily |
Ignored
(end of life)
|
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Ignored
(end of life)
|
|
bionic |
Deferred
(2022-02-01)
|
|
focal |
Deferred
(2022-02-01)
|
|
trusty |
Deferred
(2022-02-01)
|
|
upstream |
Needed
|
|
impish |
Ignored
(end of life)
|
|
groovy |
Ignored
(end of life)
|
|
jammy |
Deferred
(2022-02-01)
|
|
kinetic |
Ignored
(end of life, was deferred [2022-02-01])
|
|
xenial |
Deferred
(2022-02-01)
|
|
hirsute |
Ignored
(end of life)
|
|
mantic |
Deferred
(2022-02-01)
|
|
lunar |
Ignored
(end of life, was deferred [2022-02-01])
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Changed |
Confidentiality | None |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N |