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Last updated: 7/26/2014 1:07:06 AM

CVE Publication rate: 19.43

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National Cyber Awareness System

Vulnerability Summary for CVE-2009-1388

Original release date: 07/05/2009
Last revised: 03/19/2012
Source: US-CERT/NIST

Overview

The ptrace_start function in kernel/ptrace.c in the Linux kernel 2.6.18 does not properly handle simultaneous execution of the do_coredump function, which allows local users to cause a denial of service (deadlock) via vectors involving the ptrace system call and a coredumping thread.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.9 (MEDIUM) (AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (08/05/2009)
This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, and Red Hat Enterprise MRG. It was addressed in Red Hat Enterprise 5 via: https://rhn.redhat.com/errata/RHSA-2009-1193.html

References to Advisories, Solutions, and Tools

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External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=504263
Type: Patch Information
External Source: CONFIRM
Name: https://bugzilla.redhat.com/attachment.cgi?id=346615
Type: Patch Information
External Source: VUPEN
Name: ADV-2009-3316
External Source: SECUNIA
Name: 36131
External Source: BUGTRAQ
Name: 20091120 VMSA-2009-0016 VMware vCenter and ESX update release and vMA patch release address multiple security issue in third party components
External Source: MLIST
Name: [oss-security] 20090702 CVE-2009-1388 kernel: do_coredump() vs ptrace_start() deadlock
Type: Patch Information
External Source: CONFIRM
Name: http://www.vmware.com/security/advisories/VMSA-2009-0016.html
External Source: OVAL
Name: oval:org.mitre.oval:def:8625
External Source: BID
Name: 35559
External Source: OVAL
Name: oval:org.mitre.oval:def:8680
External Source: SECUNIA
Name: 37471
External Source: REDHAT
Name: RHSA-2009:1193
External Source: OSVDB
Name: 55679
External Source: CONFIRM
Name: https://bugzilla.redhat.com/attachment.cgi?id=346742
Type: Patch Information

References to Check Content

Identifier: oval:org.mitre.oval:def:8625
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier: oval:org.mitre.oval:def:8680
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)