openSUSE Security Update : xorg-x11-server (openSUSE-2017-825)

This script is Copyright (C) 2017 Tenable Network Security, Inc.


Synopsis :

The remote openSUSE host is missing a security update.

Description :

This update for xorg-x11-server fixes the following issues :

- CVE-2017-10971: Fix endianess handling of GenericEvent
to prevent a stack overflow by clients. (bnc#1035283)

- Make sure the type of all events to be sent by
ProcXSendExtensionEvent are in the allowed range.

- CVE-2017-10972: Initialize the xEvent eventT with zeros
to avoid information leakage.

- Improve retrieval of entropy for generating random
authentication cookies (boo#1025084)

See also :

https://bugzilla.opensuse.org/show_bug.cgi?id=1025084
https://bugzilla.opensuse.org/show_bug.cgi?id=1035283

Solution :

Update the affected xorg-x11-server packages.

Risk factor :

Medium / CVSS Base Score : 6.5
(CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P)

Family: SuSE Local Security Checks

Nessus Plugin ID: 101760 ()

Bugtraq ID:

CVE ID: CVE-2017-10971
CVE-2017-10972

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