CVE Database


Impact: Low
Public: 2011-05-05
Bugzilla: 767299: CVE-2011-4609 glibc: svc_run() produces high cpu usage when accept() fails with EMFILE error
IAVA: 2012-A-0148


The MITRE CVE dictionary describes this issue as:

The svc_run function in the RPC implementation in glibc before 2.15 allows remote attackers to cause a denial of service (CPU consumption) via a large number of RPC connections.

Find out more about CVE-2011-4609 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 3.3
Base Metrics: AV:A/AC:L/Au:N/C:N/I:N/A:P
Access Vector: Adjacent Network
Access Complexity: Low
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 4 (glibc) RHSA-2012:0125 February 13, 2012
Red Hat Enterprise Linux version 5 (glibc) RHSA-2012:0126 February 13, 2012
Red Hat Enterprise Linux version 6 (glibc) RHSA-2012:0058 January 24, 2012

External References

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For clarification or corrections please contact the Red Hat Security Response Team.