CVE-2010-4248

Impact:
Moderate
Public Date:
2010-11-05
IAVA:
2011-A-0147
Bugzilla:
656264: CVE-2010-4248 kernel: posix-cpu-timers: workaround to suppress the problems with mt exec

The MITRE CVE dictionary describes this issue as:

Race condition in the __exit_signal function in kernel/exit.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors related to multithreaded exec, the use of a thread group leader in kernel/posix-cpu-timers.c, and the selection of a new thread group leader in the de_thread function in fs/exec.c.

Find out more about CVE-2010-4248 from the MITRE CVE dictionary 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 have support for CPU time clocks for the POSIX clock interface. This has been addressed in Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2011-0004.html, https://rhn.redhat.com/errata/RHSA-2011-0007.html and https://rhn.redhat.com/errata/RHSA-2011-0330.html.

CVSS v2 metrics

Base Score 4.9
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 6 (kernel) RHSA-2011:0007 2011-01-11
MRG Grid for RHEL 5 Server (kernel-rt) RHSA-2011:0330 2011-03-10
Red Hat Enterprise Linux 5 (kernel) RHSA-2011:0004 2011-01-04

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 1 realtime-kernel Will not fix

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

For clarification or corrections please contact Red Hat Product Security.

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CVE description copyright © 2017, The MITRE Corporation

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