Denial of Service Vulnerability in QLogic Fibre Channel Driver for IBM AIX

CVE-2011-3982 · LOW Severity

AV:L/AC:L/AU:N/C:N/I:N/A:P

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.

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