CVE-2022-46344
Published: 14 December 2022
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIChangeProperty request has a length-validation issues, resulting in out-of-bounds memory reads and potential information disclosure. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.
Notes
| Author | Note |
|---|---|
| mdeslaur | xorg server is actually the xorg-server package the xorg package only contains docs xwayland package contains parts of xorg-server This is ZDI-CAN-19405 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
xorg-server Launchpad, Ubuntu, Debian |
bionic |
Released
(2:1.19.6-1ubuntu4.13)
|
| focal |
Released
(2:1.20.13-1ubuntu1~20.04.5)
|
|
| jammy |
Released
(2:21.1.3-2ubuntu2.5)
|
|
| kinetic |
Released
(2:21.1.4-2ubuntu1.3)
|
|
| trusty |
Released
(2:1.15.1-0ubuntu2.11+esm7)
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(2:1.18.4-0ubuntu0.12+esm5)
|
|
|
xorg-server-hwe-16.04 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(2:1.19.6-1ubuntu4.1~16.04.6+esm4)
|
|
|
xorg-server-hwe-18.04 Launchpad, Ubuntu, Debian |
bionic |
Released
(2:1.20.8-2ubuntu2.2~18.04.9)
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
xorg-server-lts-utopic Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Ignored
(out of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
xorg-server-lts-vivid Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Ignored
(out of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
xorg-server-lts-wily Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Ignored
(out of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
xorg-server-lts-xenial Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| trusty |
Ignored
(out of standard support)
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
xwayland Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| focal |
Does not exist
|
|
| jammy |
Released
(2:22.1.1-1ubuntu0.4)
|
|
| kinetic |
Released
(2:22.1.3-2ubuntu0.2)
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |