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Security Bulletin: GNU C library (glibc) vulnerability affects IBM Security Access Manager for Mobile (CVE-2015-0235)

Security Bulletin


GNU C library (glibc) vulnerability that has been referred to as GHOST affects IBM Security Access Manager for Mobile.

Vulnerability Details

CVEID: CVE-2015-0235

DESCRIPTION: The gethostbyname functions of the GNU C Library (glibc) are vulnerable to a buffer overflow. By sending a specially crafted, but valid hostname argument, a remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the targeted process or cause the process to crash. The impact of an attack depends on the implementation details of the targeted application or operating system. This issue is being referred to as the "Ghost" vulnerability.

CVSS Base Score: 7.6
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:H/Au:N/C:C/I:C/A:C)

Affected Products and Versions

IBM Security Access Manager for Mobile 8.0, firmware versions,,,, and 8.0.1.


The table below provides links to patches for all affected versions. Follow the installation instructions in the README files included with the patch.

Product VRMF APAR Remediation
IBM Security Access Manager for Mobile -
IV690131) Upgrade to the 8.0.1 package:
IBM Security Access Manager V8.0.1 Base Virtual Appliance .pkg Multiplatform Multilingual (CN34GML)

2) You can then apply the following 8.0.1 interim fix:
IBM Security Access Manager for Mobile - the following interim fix:
Once updates have been applied, any process using glibc will need to be restarted. Given that nearly all system processes use glibc, rebooting after upgrading is suggested.

IBM recommends that you review your entire environment to identify vulnerable releases of glibc including your Operating Systems and take appropriate mitigation and remediation actions. Please contact your Operating System provider for more information.

Workarounds and Mitigations

None known

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Change History

03 February 2015: Original Version Published

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.


According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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Document Information

Modified date:
16 June 2018