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CVE-2011-3982 Details

Description

The Fibre Channel driver for QLogic adapters in IBM AIX 6.1 and 7.1 does not properly handle DMA resource limitations, which allows local users to cause a denial of service (system hang) via vectors that generate a large amount of DMA I/O, related to a deadlock in timer processing across CPUs.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://exchange.xforce.ibmcloud.com/vulnerabilities/67292	CVE
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94222	CVE
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94383	CVE
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94593	CVE
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94675	CVE
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ96761	CVE
http://www.vupen.com/english/advisories/2011/0275	CVE	Vendor Advisory
http://www.vupen.com/english/advisories/2011/0691	CVE	Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/67292	[email protected]
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94222	[email protected]
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94383	[email protected]
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94593	[email protected]
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94675	[email protected]
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ96761	[email protected]
http://www.vupen.com/english/advisories/2011/0275	[email protected]	Vendor Advisory
http://www.vupen.com/english/advisories/2011/0691	[email protected]	Vendor Advisory

see all 16 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-399	Resource Management Errors	[email protected]

Affected Products

Product	Versions
ibm aix	6.1 7.1
CPE cpe:2.3:o:ibm:aix:6.1:::::::* cpe:2.3:o:ibm:aix:7.1:::::::* Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Aug 29, 2017	CVE Modified	[email protected]
Oct 5, 2011	Initial Analysis	[email protected]