openSUSE Security Update : libX11 (openSUSE-2018-1107)

Medium Nessus Plugin ID 117974

Synopsis

The remote openSUSE host is missing a security update.

Description

This update for libX11 fixes the following security issues :

- CVE-2018-14599: The function XListExtensions was vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact (bsc#1102062)

- CVE-2018-14600: The function XListExtensions interpreted a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution (bsc#1102068)

- CVE-2018-14598: A malicious server could have sent a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault) (bsc#1102073)

This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected libX11 packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1102062

https://bugzilla.opensuse.org/show_bug.cgi?id=1102068

https://bugzilla.opensuse.org/show_bug.cgi?id=1102073

Plugin Details

Severity: Medium

ID: 117974

File Name: openSUSE-2018-1107.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2018/10/09

Modified: 2018/10/09

Dependencies: 12634

Risk Information

Risk Factor: Medium

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libX11-6, p-cpe:/a:novell:opensuse:libX11-6-32bit, p-cpe:/a:novell:opensuse:libX11-6-32bit-debuginfo, p-cpe:/a:novell:opensuse:libX11-6-debuginfo, p-cpe:/a:novell:opensuse:libX11-data, p-cpe:/a:novell:opensuse:libX11-debugsource, p-cpe:/a:novell:opensuse:libX11-devel, p-cpe:/a:novell:opensuse:libX11-devel-32bit, p-cpe:/a:novell:opensuse:libX11-xcb1, p-cpe:/a:novell:opensuse:libX11-xcb1-32bit, p-cpe:/a:novell:opensuse:libX11-xcb1-32bit-debuginfo, p-cpe:/a:novell:opensuse:libX11-xcb1-debuginfo, cpe:/o:novell:opensuse:15.0

Required KB Items: Host/local_checks_enabled, Host/SuSE/release, Host/SuSE/rpm-list, Host/cpu

Patch Publication Date: 2018/10/05

Reference Information

CVE: CVE-2018-14598, CVE-2018-14599, CVE-2018-14600