Upstream information

CVE-2011-4029 at MITRE

Description

The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to change the permissions of arbitrary files to 444, read those files, and possibly cause a denial of service (removed execution permission) via a symlink attack on a temporary lock file.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 1.9
Vector AV:L/AC:M/Au:N/C:P/I:N/A:N
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None

Note from the SUSE Security Team

Only openSUSE 11.3 and SUSE Linux Enterprise 11 were affected by this problem and received fixed packages. No other products were affected.

SUSE Bugzilla entry: 722944 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 11 SP2
  • xorg-x11-server-rdp >= 7.3.99-3.18.2
Patchnames:
sledsp2-xorg-x11-server-rdp
SUSE Linux Enterprise Desktop 11 SP4
SUSE Linux Enterprise Server for SAP Applications 11 SP4
SUSE Linux Enterprise Software Development Kit 11 SP4
  • xorg-x11-server-sdk >= 7.4-27.105.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 11 SP4 GA xorg-x11-server-sdk-7.4-27.105.1
SUSE Linux Enterprise Server 11 SP1
  • xorg-x11-Xvnc >= 7.4-27.40.52.1
  • xorg-x11-server >= 7.4-27.40.52.1
  • xorg-x11-server-dmx >= 7.3.99-17.11.1
  • xorg-x11-server-extra >= 7.4-27.40.52.1
Patchnames:
slessp1-xorg-x11-Xvnc
slessp1-xorg-x11-server-dmx
SUSE Linux Enterprise Server 11 SP2
  • xorg-x11-Xvnc >= 7.4-27.60.5
  • xorg-x11-server >= 7.4-27.60.5
  • xorg-x11-server-extra >= 7.4-27.60.5
  • xorg-x11-server-rdp >= 7.3.99-3.18.2
Patchnames:
SUSE Linux Enterprise Server 11 SP2 GA xorg-x11-Xvnc-7.4-27.60.5
slessp2-xorg-x11-server-rdp
SUSE Linux Enterprise Server 11 SP3
  • xorg-x11-Xvnc >= 7.4-27.81.7
  • xorg-x11-server >= 7.4-27.81.7
  • xorg-x11-server-dmx >= 7.3.99-17.11.1
  • xorg-x11-server-extra >= 7.4-27.81.7
  • xorg-x11-server-rdp >= 7.3.99-3.20.1
Patchnames:
SUSE Linux Enterprise Server 11 SP3 GA xorg-x11-Xvnc-7.4-27.81.7
SUSE Linux Enterprise Server 11 SP3 GA xorg-x11-server-dmx-7.3.99-17.11.1
SUSE Linux Enterprise Server 11 SP4
  • xorg-x11-Xvnc >= 7.4-27.105.1
  • xorg-x11-server >= 7.4-27.105.1
  • xorg-x11-server-dmx >= 7.3.99-17.11.1
  • xorg-x11-server-extra >= 7.4-27.105.1
  • xorg-x11-server-rdp >= 7.3.99-3.22.1
  • xorg-x11-server-sdk >= 7.4-27.105.1
Patchnames:
SUSE Linux Enterprise Server 11 SP4 GA xorg-x11-Xvnc-7.4-27.105.1
SUSE Linux Enterprise Server 11 SP4 GA xorg-x11-server-dmx-7.3.99-17.11.1
SUSE Linux Enterprise Software Development Kit 11 SP4 GA xorg-x11-server-sdk-7.4-27.105.1
SUSE Linux Enterprise Server for SAP Applications 11 SP2
  • xorg-x11-server-rdp >= 7.3.99-3.18.2
Patchnames:
slessp2-xorg-x11-server-rdp


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 11 SP1 xorg-x11-server Released
SUSE Linux Enterprise Enterprise Server 11 SP1 for SAP Enterprise Search xorg-x11-server Released
SUSE Linux Enterprise Server 11 SP1 xorg-x11-server Released
SUSE Linux Enterprise Server 11 SP1 LTSS xorg-x11-server Released
SUSE Linux Enterprise Server for SAP Applications 11 SP1 xorg-x11-server Released
SUSE Linux Enterprise Server for SAP Business All-in-One 11 SP1 xorg-x11-server Released
SUSE Linux Enterprise Software Development Kit 11 SP1 xorg-x11-server Released