CVE-2011-3982
low
CVSS v3
โ
CVSS v4 NEW
โ
VIR risk
2.1
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.
Predictions
Exploit likelihood
20%
Patch ETA
โ
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- 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/2011/0275
- http://www.vupen.com/english/advisories/2011/0691
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67292
- 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/2011/0275
- http://www.vupen.com/english/advisories/2011/0691
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67292
CWEs
CWE-399
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.