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HistoryJan 31, 2019 - 2:25 a.m.

Security Bulletin: IBM Dynamic System Analysis (DSA) Preboot is affected by vulnerabilities in X.Org libXfixes (CVE-2016-7944 CVE-2013-1983)

2019-01-3102:25:02
www.ibm.com
11

EPSS

0.013

Percentile

85.8%

Summary

IBM Dynamic System Analysis (DSA) Preboot has addressed the following vulnerabilities in X.Org libXfixes.

Vulnerability Details

Summary

IBM Dynamic System Analysis (DSA) Preboot has addressed the following vulnerabilities in X.Org libXfixes.

Vulnerability Details

CVEID: CVE-2016-7944

Description: X.Org libXfixes could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow on 32-bit systems. An attacker could exploit this vulnerability to execute arbitrary code on the system.

CVSS Base Score: 7.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/117543&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2013-1983

Description: X.Org libXfixes is vulnerable to a buffer overflow, caused by an integer overflow within the XFixesGetCursorImage() function. By persuading a victim to connect to a malicious X server, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

CVSS Base Score: 6.8
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/84499&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P)

Affected products and versions

Product Version
IBM Dynamic System Analysis (DSA) Preboot 9.6

Remediation/Fixes

Firmware fix versions are available on Fix Central: <http://www.ibm.com/support/fixcentral/&gt;

Product Fix Version
IBM Dynamic System Analysis (DSA) Preboot (ibm_fw_dsa_dsyte2w-9.65) dsyte2w-9.65

Workarounds and Mitigations

None.

References

Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Lenovo Product Security Advisories

Acknowledgement

None.

Change History
21 November, 2017: 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.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an β€œindustry open standard designed to convey vulnerability severity and help to determine urgency and priority of response.” IBM PROVIDES THE CVSS SCORES β€œAS 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.