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.
Published 2011-10-05 02:56:25
Updated 2017-08-29 01:30:26
Source MITRE
View at NVD,
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2011-3982

Probability of exploitation activity in the next 30 days EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2011-3982

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

CWE ids for CVE-2011-3982

  • Assigned by: (Primary)

References for CVE-2011-3982

Products affected by CVE-2011-3982

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