CVE-2017-13723
Published: 9 October 2017
In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.
Priority
Status
Package | Release | Status |
---|---|---|
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=94f11ca5cf011ef123bd222cabeaef6f424d76ac |
||
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-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-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
|
|
xorg-server-lts-xenial Launchpad, Ubuntu, Debian |
trusty |
Released
(2:1.18.3-1ubuntu2.3~trusty3)
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
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 |