CVE Database

CVE-2010-4161

Impact: Moderate
Public: 2010-11-10
Bugzilla: 652534: CVE-2010-4161 kernel: rhel5 commit 6865201191 caused deadlock
IAVA: 2011-A-0147

Details

The MITRE CVE dictionary describes this issue as:

The udp_queue_rcv_skb function in net/ipv4/udp.c in a certain Red Hat build of the Linux kernel 2.6.18 in Red Hat Enterprise Linux (RHEL) 5 allows attackers to cause a denial of service (deadlock and system hang) by sending UDP traffic to a socket that has a crafted socket filter, a related issue to CVE-2010-4158.

Find out more about CVE-2010-4161 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 4 as it did not backport the upstream commit 93821778 that introduced this. It did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as they have backported the upstream commit fda9ef5d that addressed this. Future kernel update in Red Hat Enterprise Linux 5 may address this flaw.

CVSS v2 metrics

Base Score: 4.9
Base Metrics: AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector: Local
Access Complexity: Low
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Complete

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 5 (kernel) RHSA-2011:0004 January 04, 2011

External References

Acknowledgements

Red Hat would like to thank Dan Rosenberg for reporting this issue.

This page is generated automatically and has not been checked for errors or omissions.

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