CVE-2011-3982

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.

Category

2.1
CVSS
Severity: Low
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory vupen.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vupen.com/english/advisories/2011/0691 vdb entry vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/67292 vdb entry
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94675 vendor advisory
http://www.vupen.com/english/advisories/2011/0275 vdb entry vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94383 vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ96761 vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94222 vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94593 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-3982?
CVE-2011-3982 has been scored as a low severity vulnerability.
How to fix CVE-2011-3982?
To fix CVE-2011-3982, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-3982 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-3982 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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