CVE-2017-13721
Published: 9 October 2017
In X.Org Server (aka xserver and xorg-server) before 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session.
Priority
Status
Package | Release | Status |
---|---|---|
xorg-server-lts-xenial Launchpad, Ubuntu, Debian |
xenial |
Does not exist
|
zesty |
Does not exist
|
|
trusty |
Released
(2:1.18.3-1ubuntu2.3~trusty3)
|
|
upstream |
Needs triage
|
|
xorg Launchpad, Ubuntu, Debian |
trusty |
Does not exist
(trusty was not-affected [code not present])
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(code not present)
|
|
zesty |
Not vulnerable
(code not present)
|
|
xorg-hwe-16.04 Launchpad, Ubuntu, Debian |
trusty |
Does not exist
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(code not present)
|
|
zesty |
Does not exist
|
|
xorg-server Launchpad, Ubuntu, Debian |
trusty |
Released
(2:1.15.1-0ubuntu2.10)
|
upstream |
Needs triage
|
|
xenial |
Released
(2:1.18.4-0ubuntu0.6)
|
|
zesty |
Released
(2:1.19.3-1ubuntu1.2)
|
|
Patches: upstream: https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1 |
||
xorg-server-hwe-16.04 Launchpad, Ubuntu, Debian |
trusty |
Does not exist
|
upstream |
Needs triage
|
|
xenial |
Released
(2:1.19.3-1ubuntu1~16.04.3)
|
|
zesty |
Does not exist
|
|
xorg-server-lts-utopic Launchpad, Ubuntu, Debian |
trusty |
Does not exist
(trusty was ignored [end of life])
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
|
xorg-server-lts-vivid Launchpad, Ubuntu, Debian |
trusty |
Does not exist
(trusty was ignored [end of life])
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
|
xorg-server-lts-wily Launchpad, Ubuntu, Debian |
trusty |
Does not exist
(trusty was ignored [end of life])
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 4.7 |
Attack vector | Local |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |