Upstream information

CVE-2018-14424 at MITRE

Description

The daemon in GDM through 3.29.1 does not properly unexport display objects from its D-Bus interface when they are destroyed, which allows 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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.6
Vector AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.8 7
Vector AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Local Local
Access Complexity Low High
Privileges Required Low Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact High High
Availability Impact High High
SUSE Bugzilla entry: 1103737 [CONFIRMED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12 SP3
  • gdm >= 3.10.0.1-54.6.3
  • gdm-lang >= 3.10.0.1-54.6.3
  • gdmflexiserver >= 3.10.0.1-54.6.3
  • libgdm1 >= 3.10.0.1-54.6.3
  • typelib-1_0-Gdm-1_0 >= 3.10.0.1-54.6.3
Patchnames:
SUSE-SLE-DESKTOP-12-SP3-2018-1765
SUSE Linux Enterprise Desktop 12 SP4
  • gdm >= 3.10.0.1-54.6.3
  • gdm-lang >= 3.10.0.1-54.6.3
  • gdmflexiserver >= 3.10.0.1-54.6.3
  • libgdm1 >= 3.10.0.1-54.6.3
  • typelib-1_0-Gdm-1_0 >= 3.10.0.1-54.6.3
Patchnames:
SUSE Linux Enterprise Desktop 12 SP4 GA gdm
SUSE Linux Enterprise Module for Desktop Applications 15
  • gdm >= 3.26.2.1-13.9.1
  • gdm-devel >= 3.26.2.1-13.9.1
  • gdm-lang >= 3.26.2.1-13.9.1
  • gdmflexiserver >= 3.26.2.1-13.9.1
  • libgdm1 >= 3.26.2.1-13.9.1
  • typelib-1_0-Gdm-1_0 >= 3.26.2.1-13.9.1
Patchnames:
SUSE-SLE-Module-Desktop-Applications-15-2018-1939
SUSE Linux Enterprise Server 12 SP3
  • gdm >= 3.10.0.1-54.6.3
  • gdm-lang >= 3.10.0.1-54.6.3
  • gdmflexiserver >= 3.10.0.1-54.6.3
  • libgdm1 >= 3.10.0.1-54.6.3
  • typelib-1_0-Gdm-1_0 >= 3.10.0.1-54.6.3
Patchnames:
SUSE-SLE-SERVER-12-SP3-2018-1765
SUSE Linux Enterprise Server 12 SP4
  • gdm >= 3.10.0.1-54.6.3
  • gdm-lang >= 3.10.0.1-54.6.3
  • gdmflexiserver >= 3.10.0.1-54.6.3
  • libgdm1 >= 3.10.0.1-54.6.3
  • typelib-1_0-Gdm-1_0 >= 3.10.0.1-54.6.3
Patchnames:
SUSE Linux Enterprise Server 12 SP4 GA gdm
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • gdm >= 3.10.0.1-54.6.3
  • gdm-lang >= 3.10.0.1-54.6.3
  • gdmflexiserver >= 3.10.0.1-54.6.3
  • libgdm1 >= 3.10.0.1-54.6.3
  • typelib-1_0-Gdm-1_0 >= 3.10.0.1-54.6.3
Patchnames:
SUSE-SLE-SERVER-12-SP3-2018-1765
SUSE Linux Enterprise Software Development Kit 12 SP3
  • gdm >= 3.10.0.1-54.6.3
  • gdm-devel >= 3.10.0.1-54.6.3
Patchnames:
SUSE-SLE-SDK-12-SP3-2018-1765
SUSE Linux Enterprise Software Development Kit 12 SP4
  • gdm-devel >= 3.10.0.1-54.6.3
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP4 GA gdm-devel
openSUSE Leap 15.0
  • gdm >= 3.26.2.1-lp150.11.3.1
  • gdm-branding-upstream >= 3.26.2.1-lp150.11.3.1
  • gdm-debuginfo >= 3.26.2.1-lp150.11.3.1
  • gdm-debugsource >= 3.26.2.1-lp150.11.3.1
  • gdm-devel >= 3.26.2.1-lp150.11.3.1
  • gdm-lang >= 3.26.2.1-lp150.11.3.1
  • gdmflexiserver >= 3.26.2.1-lp150.11.3.1
  • libgdm1 >= 3.26.2.1-lp150.11.3.1
  • libgdm1-debuginfo >= 3.26.2.1-lp150.11.3.1
  • typelib-1_0-Gdm-1_0 >= 3.26.2.1-lp150.11.3.1
Patchnames:
openSUSE-2018-1037


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 12 SP3 gdm Released
SUSE Linux Enterprise Module for Desktop Applications 15 GA gdm Affected
SUSE Linux Enterprise SDK 12 SP3 gdm Released
SUSE Linux Enterprise Server 11 SP3 LTSS gdm Not affected
SUSE Linux Enterprise Server 11 SP4 gdm Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS gdm Affected
SUSE Linux Enterprise Server 12 SP3 gdm Released