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CVE Database

CVE-2010-4163

Impact: Moderate
Public: 2010-11-10
Bugzilla: 652957: CVE-2010-4163 CVE-2010-4668 kernel: panic when submitting certain 0-length I/O requests

Details

The MITRE CVE dictionary describes this issue as:

The blk_rq_map_user_iov function in block/blk-map.c in the Linux kernel before 2.6.36.2 allows local users to cause a denial of service (panic) via a zero-length I/O request in a device ioctl to a SCSI device.

Find out more about CVE-2010-4163 from the MITRE CVE dictionary and NIST NVD.

Statement

This issue did not affect the versions of Linux kernel as shipped with Red Hat
Enterprise Linux 4 and 5 as they did not backport the upstream commit c5dec1c3
that introduced the issue. This has been addressed in Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2011-0007.html and https://rhn.redhat.com/errata/RHSA-2011-0330.html.

CVSS v2 metrics

Base Score: 4.7
Base Metrics: AV:L/AC:M/Au:N/C:N/I:N/A:C
Access Vector: Local
Access Complexity: Medium
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
MRG Grid for RHEL 5 Server (kernel-rt) RHSA-2011:0330 March 10, 2011
Red Hat Enterprise Linux version 6 (kernel) RHSA-2011:0007 January 11, 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.