IBM Support

Security Bulletin: IBM Streams may be affected by XMLsoft Libxml2 vulnerabilities

Created by Jason Nikolai on
Published URL:
https://www.ibm.com/support/pages/node/299073
299073

Security Bulletin


Summary

The libxml2 library, used by IBM Streams may have security vulnerabilities. IBM Streams has addressed the applicable CVE.

Vulnerability Details

CVE-ID: CVE-2015-8806
Description: Libxml2 is vulnerable to a denial of service, caused by a heap-buffer overread in dict.c. By persuading a victim to open a specially crafted file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 4.300
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/110613 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

Affected Products and Versions

The following versions may be impacted:

  • IBM Streams Version 4.2.1.2 and earlier
  • IBM InfoSphere Streams Version 4.1.1.4 and earlier
  • IBM InfoSphere Streams Version 4.0.1.4 and earlier
  • IBM InfoSphere Streams Version 3.2.1.6 and earlier
  • IBM InfoSphere Streams Version 3.1.0.8 and earlier
  • IBM InfoSphere Streams Version 3.0.0.6 and earlier

Remediation/Fixes

NOTE: Fix Packs are available on IBM Fix Central.

To remediate/fix this issue, follow the instructions below:

  • Version 4.2.x: Apply 4.2.1 Fix Pack 3 (4.2.1.3) or higher.
  • Version 4.1.x: Apply 4.1.1 Fix Pack 5 (4.1.1.5) or higher.
  • Version 4.0.x: Apply 4.0.1 Fix Pack 5 (4.0.1.5) or higher.
  • Versions 3.2.x, 3.1.x, and 3.0.x: For versions earlier than 4.x.x, IBM recommends upgrading to a fixed, supported version/release/platform of the product. Customers who cannot upgrade and need to secure their installation should open a PMR with IBM Technical Support and request assistance securing their InfoSphere Streams system against the vulnerabilities identified in this Security Bulletin.

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

Created November 1, 2017

*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.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Document Information

Modified date:
16 June 2018

UID

swg22010192

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