CVE-2011-3982

Severity

21%

Complexity

39%

Confidentiality

48%

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.

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.

CVSS 2.0 Base Score 2.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P).

Overview

Type

IBM AIX

First reported 13 years ago

2011-10-05 02:56:00

Last updated 7 years ago

2017-08-29 01:30:00

Affected Software

IBM AIX 6.1

6.1

IBM AIX 7.1

7.1

References

ADV-2011-0275

Vendor Advisory

ADV-2011-0691

Vendor Advisory

IZ94222

IZ94383

IZ94593

IZ94675

IZ96761

ibm-aix-fibre-channel-dos(67292)

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