vulnerability

Ubuntu: USN-3453-1 (CVE-2017-13723): X.Org X server vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Oct 9, 2017
Added
Oct 12, 2017
Modified
Apr 25, 2025

Description

Michal Srb discovered that the X.Org X server incorrectly handled shared
memory segments. An attacker able to connect to an X server, either locally
or remotely, could use this issue to crash the server, or possibly replace
shared memory segments of other X clients in the same session.
(CVE-2017-13721)

Michal Srb discovered that the X.Org X server incorrectly handled XKB
buffers. An attacker able to connect to an X server, either locally or
remotely, could use this issue to crash the server, or possibly execute
arbitrary code. (CVE-2017-13723)

Solution(s)

ubuntu-upgrade-xserver-xorg-coreubuntu-upgrade-xserver-xorg-core-hwe-16-04ubuntu-upgrade-xserver-xorg-core-lts-xenial
Title
NEW

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