CVE-2011-3982
LOW · CVSS 2.1EPSS 0.3%EU EUVD
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.
Key facts
- CVSS score
- 2.1 (v2.0)
- Severity
- LOW
- CVSS vector
AV:L/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 0.3% (26th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-3935)
- Published
- October 5, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-3935 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- ibm / aix
- ibm / aix
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(Vendor Advisory)
- http://www.vupen.com/english/advisories/2011/0691(Vendor Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67292
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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