National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-4573 Detail

Description

The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64 architecture, does not zero extend the eax register after the 32bit entry path to ptrace is used, which might allow local users to gain privileges by triggering an out-of-bounds access to the system call table using the %RAX register.

Source:  MITRE
Description Last Modified:  09/24/2007

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Provides administrator access
Allows unauthorized disclosure of information
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/27/2007)

This issue affected users who were running 64-bit versions of Red Hat Enterprise Linux 3, 4, or 5 on x86_64 architecture. It did not affect users of Red Hat Enterprise Linux 2.1. Updates are available for Red Hat Enterprise Linux 3, 4, and 5 to correct this issue. New kernel packages along with our advisory are available at the URL below as well as via the Red Hat Network. http://rhn.redhat.com/errata/CVE-2007-4573.html

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://fedoranews.org/updates/FEDORA-2007-229.shtml
http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.35.3
http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00001.html
http://lkml.org/lkml/2007/9/21/512 Patch
http://lkml.org/lkml/2007/9/21/513
http://marc.info/?l=full-disclosure&m=119062587407908&w=2
http://securitytracker.com/id?1018748
http://www.debian.org/security/2007/dsa-1378
http://www.debian.org/security/2007/dsa-1381
http://www.debian.org/security/2008/dsa-1504
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22.7
http://www.mandriva.com/security/advisories?name=MDKSA-2007:195
http://www.mandriva.com/security/advisories?name=MDKSA-2007:196
http://www.mandriva.com/security/advisories?name=MDVSA-2008:008
http://www.mandriva.com/security/advisories?name=MDVSA-2008:105
http://www.novell.com/linux/security/advisories/2007_53_kernel.html
http://www.redhat.com/support/errata/RHSA-2007-0936.html
http://www.redhat.com/support/errata/RHSA-2007-0937.html
http://www.redhat.com/support/errata/RHSA-2007-0938.html
http://www.securityfocus.com/archive/1/archive/1/480451/100/0/threaded
http://www.securityfocus.com/archive/1/archive/1/480705/100/0/threaded
http://www.securityfocus.com/bid/25774
http://www.ubuntu.com/usn/usn-518-1
http://www.vupen.com/english/advisories/2007/3246
https://issues.rpath.com/browse/RPL-1754
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9735
https://www.redhat.com/archives/fedora-package-announce/2007-September/msg00355.html

References to Check Content

Identifier:
oval:org.mitre.oval:def:9735
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:9735

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2007-4573
NVD Published Date:
09/24/2007
NVD Last Modified:
09/28/2017