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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.vupen.com/english/advisories/2011/0691 ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67292 ↗
- http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94675 ↗
- http://www.vupen.com/english/advisories/2011/0275 ↗
- http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94383 ↗
- http://www-01.ibm.com/support/docview.wss?uid=isg1IZ96761 ↗
- http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94222 ↗
- http://www-01.ibm.com/support/docview.wss?uid=isg1IZ94593 ↗