Home/CVE/The Fibre Channel driver for QLogic adapters in IBM AIX 6.1 and 7.1 does not properly handle DMA resource limitations, w
CVE

CVE-2011-3982

The Fibre Channel driver for QLogic adapters in IBM AIX 6.1 and 7.1 does not properly handle DMA resource limitations, w

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.

LOW · CVSS 2.1 EPSS 0.00069
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

1
ibm aixall versions
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Scoring & Timeline

2.1
LOW · CVSS v2 (legacy) · cve@mitre.org
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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:L/Au:N/C:N/I:N/A:P
Published to NVD05 Oct 2011 · 02:56 AM
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References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94222
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94383
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94593
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94675
http://www-01.ibm.com/support/docview.wss?uid=isg1IZ96761
http://www.vupen.com/english/advisories/2011/0275Vendor Advisory
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