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CVE-2011-3982
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…
Low2.1EPSS 0.33%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 0.33% · top 74% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Weakness
Affected products
n/a
- affected n/a
References (8)
- ADV-2011-0691 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- ibm-aix-fibre-channel-dos(67292) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- IZ94675 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- ADV-2011-0275 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- IZ94383 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ96761 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ94222 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ94593 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2011-3982)Record last updated .