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CVE-2020-14347

Published: 05 August 2020

A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.

Priority

Low

CVSS 3 base score: 5.5

Status

Package Release Status
xorg
Launchpad, Ubuntu, Debian
Upstream Not vulnerable

Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(code not present)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(code not present)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xorg-hwe-16.04
Launchpad, Ubuntu, Debian
Upstream Not vulnerable

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xorg-server
Launchpad, Ubuntu, Debian
Upstream
Released (1.20.9)
Ubuntu 20.04 LTS (Focal Fossa)
Released (2:1.20.8-2ubuntu2.3)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (2:1.19.6-1ubuntu4.5)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (2:1.18.4-0ubuntu0.9)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (2:1.15.1-0ubuntu2.11+esm2)
Patches:
Upstream: https://gitlab.freedesktop.org/xorg/xserver/-/commit/aac28e162e5108510065ad4c323affd6deffd816
xorg-server-hwe-16.04
Launchpad, Ubuntu, Debian
Upstream
Released (1.20.9)
Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus)
Released (2:1.19.6-1ubuntu4.1~16.04.3)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xorg-server-hwe-18.04
Launchpad, Ubuntu, Debian
Upstream
Released (1.20.9)
Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver)
Released (2:1.20.8-2ubuntu2.2~18.04.2)
Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xorg-server-lts-utopic
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xorg-server-lts-vivid
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xorg-server-lts-wily
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xorg-server-lts-xenial
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist