Upstream information

CVE-2016-4574 at MITRE

Description

Off-by-one error in the append_utf8_value function in the DN decoder (dn.c) in Libksba before 1.3.4 allows remote attackers to cause a denial of service (out-of-bounds read) via invalid utf-8 encoded data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-4356.

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
SUSE Bugzilla entry: 979261 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12
  • libksba >= 1.3.0-23.1
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE-SLE-DESKTOP-12-2016-900
SUSE Linux Enterprise Desktop 12 SP1
  • libksba >= 1.3.0-23.1
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE-SLE-DESKTOP-12-SP1-2016-900
SUSE Linux Enterprise Desktop 12 SP2
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE Linux Enterprise Desktop 12 SP2 GA libksba8
SUSE Linux Enterprise Desktop 12 SP3
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE Linux Enterprise Desktop 12 SP3 GA libksba8
SUSE Linux Enterprise Module for Containers 12
  • sles12-docker-image >= 1.1.4-20171002
  • sles12sp1-docker-image >= 1.0.7-20171002
Patchnames:
SUSE-SLE-Module-Containers-12-2017-1672
SUSE-SLE-Module-Containers-12-2017-1673
SUSE Linux Enterprise Server 11 SP4
  • libksba >= 1.0.4-1.25.1
Patchnames:
slessp4-libksba-12598
SUSE Linux Enterprise Server 12
  • libksba >= 1.3.0-23.1
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE-SLE-SERVER-12-2016-900
SUSE Linux Enterprise Server 12 SP1
  • libksba >= 1.3.0-23.1
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE-SLE-SERVER-12-SP1-2016-900
SUSE Linux Enterprise Server 12 SP2
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE Linux Enterprise Server 12 SP2 GA libksba8
SUSE Linux Enterprise Server 12 SP3
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE Linux Enterprise Server 12 SP3 GA libksba8
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • libksba8 >= 1.3.0-23.1
Patchnames:
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 GA libksba8
SUSE Linux Enterprise Software Development Kit 11 SP4
  • libksba >= 1.0.4-1.25.1
  • libksba-devel >= 1.0.4-1.25.1
Patchnames:
sdksp4-libksba-12598
SUSE Linux Enterprise Software Development Kit 12
  • libksba >= 1.3.0-23.1
  • libksba-devel >= 1.3.0-23.1
Patchnames:
SUSE-SLE-SDK-12-2016-900
SUSE Linux Enterprise Software Development Kit 12 SP1
  • libksba >= 1.3.0-23.1
  • libksba-devel >= 1.3.0-23.1
Patchnames:
SUSE-SLE-SDK-12-SP1-2016-900
SUSE Linux Enterprise Software Development Kit 12 SP2
  • libksba-devel >= 1.3.0-23.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP2 GA libksba-devel
SUSE Linux Enterprise Software Development Kit 12 SP3
  • libksba-devel >= 1.3.0-23.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP3 GA libksba-devel
openSUSE Leap 42.1
  • libksba >= 1.3.0-7.1
  • libksba-debugsource >= 1.3.0-7.1
  • libksba-devel >= 1.3.0-7.1
  • libksba8 >= 1.3.0-7.1
  • libksba8-debuginfo >= 1.3.0-7.1
Patchnames:
openSUSE-2016-697
openSUSE Leap 42.2
  • libksba8 >= 1.3.0-8.1
Patchnames:
openSUSE Leap 42.2 GA libksba8
openSUSE Leap 42.3
  • libksba8 >= 1.3.0-10.4
Patchnames:
openSUSE Leap 42.3 GA libksba8
openSUSE Tumbleweed
  • libksba-devel >= 1.3.5-1.3
  • libksba8 >= 1.3.5-1.3
Patchnames:
openSUSE Tumbleweed GA libksba-devel


Status of this issue by product and package

Product(s) Source package State
SUSE Linux Enterprise Desktop 10 SP3 libksba In progress
SUSE Linux Enterprise Desktop 10 SP4 libksba In progress
SUSE Linux Enterprise Desktop 11 SP2 libksba Released
SUSE Linux Enterprise Desktop 11 SP3 libksba Released
SUSE Linux Enterprise Desktop 11 SP4 libksba Released
SUSE Linux Enterprise Desktop 12 GA libksba Released
SUSE Linux Enterprise Desktop 12 SP1 libksba Released
SUSE Linux Enterprise Desktop 12 SP2 libksba Released
SUSE Linux Enterprise SDK 11 SP2 libksba Released
SUSE Linux Enterprise SDK 11 SP3 libksba Released
SUSE Linux Enterprise SDK 11 SP4 libksba Released
SUSE Linux Enterprise SDK 12 GA libksba Released
SUSE Linux Enterprise SDK 12 SP1 libksba Released
SUSE Linux Enterprise Server 10 SP3 libksba In progress
SUSE Linux Enterprise Server 10 SP4 libksba In progress
SUSE Linux Enterprise Server 10 SP4 LTSS libksba In progress
SUSE Linux Enterprise Server 11 SP1 LTSS libksba Released
SUSE Linux Enterprise Server 11 SP2 libksba Released
SUSE Linux Enterprise Server 11 SP2 LTSS libksba Released
SUSE Linux Enterprise Server 11 SP3 libksba Released
SUSE Linux Enterprise Server 11 SP3 LTSS libksba Released
SUSE Linux Enterprise Server 11 SP4 libksba Released
SUSE Linux Enterprise Server 12 GA libksba Released
SUSE Linux Enterprise Server 12 GA LTSS libksba Released
SUSE Linux Enterprise Server 12 SP1 libksba Released
SUSE Linux Enterprise Server 12 SP2 libksba Released
SUSE Linux Enterprise Server for SAP 11 SP2 libksba Released
SUSE Linux Enterprise Server for VMWare 11 SP2 libksba Released
SUSE Linux Enterprise Server for VMWare 11 SP3 libksba Released