SUSE SLED15 / SLES15 Security Update : gdm (SUSE-SU-2018:2771-1)

high Nessus Plugin ID 120102

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for gdm provides the following fixes :

This security issue was fixed :

CVE-2018-14424: The daemon in GDM did not properly unexport display objects from its D-Bus interface when they are destroyed, which allowed a local attacker to trigger a use-after-free via a specially crafted sequence of D-Bus method calls, resulting in a denial of service or potential code execution (bsc#1103737)

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Desktop Applications 15:zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-2018-1939=1

Plugin Details

Severity: High

ID: 120102

File Name: suse_SU-2018-2771-1.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 1/2/2019

Updated: 7/10/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2018-14424

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libgdm1, p-cpe:/a:novell:suse_linux:typelib-1_0-gdm, p-cpe:/a:novell:suse_linux:libgdm1-debuginfo, p-cpe:/a:novell:suse_linux:gdm-debugsource, p-cpe:/a:novell:suse_linux:gdm-debuginfo, p-cpe:/a:novell:suse_linux:gdm, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:gdm-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/20/2018

Vulnerability Publication Date: 8/14/2018

Reference Information

CVE: CVE-2018-14424

Detections

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