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.
2011-10-05T02:56:24.787
2025-04-11T00:51:21.963
Deferred
CVSSv2: 2.1 (LOW)
AV:L/AC:L/Au:N/C:N/I:N/A:P
3.9
2.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | ibm | aix | 6.1 | Yes |
Operating System | ibm | aix | 7.1 | Yes |