Upstream information

CVE-2012-4561 at MITRE

Description

The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.

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 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
SUSE Bugzilla entry: 789827 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12
  • libssh4 >= 0.6.3-1.4
Patchnames:
SUSE Linux Enterprise Desktop 12 GA libssh4
SUSE Linux Enterprise Desktop 12 SP1
  • libssh4 >= 0.6.3-8.1
Patchnames:
SUSE Linux Enterprise Desktop 12 SP1 GA libssh4
SUSE Linux Enterprise Desktop 12 SP2
  • libssh4 >= 0.6.3-11.1
Patchnames:
SUSE Linux Enterprise Desktop 12 SP2 GA libssh4
SUSE Linux Enterprise Desktop 12 SP3
  • libssh4 >= 0.6.3-11.1
Patchnames:
SUSE Linux Enterprise Desktop 12 SP3 GA libssh4
SUSE Linux Enterprise Software Development Kit 12
  • libssh-devel >= 0.6.3-1.4
  • libssh-devel-doc >= 0.6.3-1.4
  • libssh4 >= 0.6.3-1.4
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 GA libssh-devel
SUSE Linux Enterprise Software Development Kit 12 SP1
  • libssh-devel >= 0.6.3-8.1
  • libssh-devel-doc >= 0.6.3-8.1
  • libssh4 >= 0.6.3-8.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP1 GA libssh-devel
SUSE Linux Enterprise Software Development Kit 12 SP2
  • libssh-devel >= 0.6.3-11.1
  • libssh-devel-doc >= 0.6.3-11.1
  • libssh4 >= 0.6.3-11.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP2 GA libssh-devel
SUSE Linux Enterprise Software Development Kit 12 SP3
  • libssh-devel >= 0.6.3-11.1
  • libssh-devel-doc >= 0.6.3-11.1
  • libssh4 >= 0.6.3-11.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP3 GA libssh-devel
SUSE Linux Enterprise Workstation Extension 12
  • libssh4 >= 0.6.3-1.4
Patchnames:
SUSE Linux Enterprise Workstation Extension 12 GA libssh4
SUSE Linux Enterprise Workstation Extension 12 SP1
  • libssh4 >= 0.6.3-8.1
Patchnames:
SUSE Linux Enterprise Workstation Extension 12 SP1 GA libssh4
SUSE Linux Enterprise Workstation Extension 12 SP2
  • libssh4 >= 0.6.3-11.1
Patchnames:
SUSE Linux Enterprise Workstation Extension 12 SP2 GA libssh4
SUSE Linux Enterprise Workstation Extension 12 SP3
  • libssh4 >= 0.6.3-11.1
Patchnames:
SUSE Linux Enterprise Workstation Extension 12 SP3 GA libssh4
openSUSE Leap 42.1
  • libssh-devel >= 0.6.3-8.1
  • libssh4 >= 0.6.3-8.1
Patchnames:
openSUSE Leap 42.1 GA libssh-devel
openSUSE Leap 42.2
  • libssh-devel >= 0.6.3-11.5
  • libssh4 >= 0.6.3-11.5
Patchnames:
openSUSE Leap 42.2 GA libssh-devel
openSUSE Leap 42.3
  • libssh-devel >= 0.6.3-13.3
  • libssh4 >= 0.6.3-13.3
Patchnames:
openSUSE Leap 42.3 GA libssh-devel
openSUSE Tumbleweed
  • libssh-devel >= 0.7.2-2.1
  • libssh-devel-doc >= 0.7.2-2.1
  • libssh4 >= 0.7.2-2.1
  • libssh4-32bit >= 0.7.2-2.1
Patchnames:
openSUSE Tumbleweed GA libssh-devel


Status of this issue by product and package

Product(s) Source package State
SUSE Linux Enterprise Desktop 11 SP2 libssh Released
SUSE Linux Enterprise SDK 11 SP2 libssh Released