National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2013-1798 Detail

Current Description

The ioapic_read_indirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPIC_REG_SELECT and IOAPIC_REG_WINDOW operations, which allows guest OS users to obtain sensitive information from host OS memory or cause a denial of service (host OS OOPS) via a crafted application.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.2 MEDIUM
Vector: (AV:A/AC:H/Au:N/C:C/I:N/A:C) (V2 legend)
Impact Subscore: 9.2
Exploitability Subscore: 3.2


Access Vector (AV): Local_Network
Access Complexity (AC): High
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a2c118bfab8bc6b8bb213abfc35201e441693d55 Exploit Patch
http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
http://rhn.redhat.com/errata/RHSA-2013-0727.html
http://rhn.redhat.com/errata/RHSA-2013-0744.html
http://rhn.redhat.com/errata/RHSA-2013-0746.html
http://rhn.redhat.com/errata/RHSA-2013-0928.html
http://rhn.redhat.com/errata/RHSA-2013-1026.html
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
http://www.openwall.com/lists/oss-security/2013/03/20/9
http://www.ubuntu.com/usn/USN-1809-1
http://www.ubuntu.com/usn/USN-1812-1
http://www.ubuntu.com/usn/USN-1813-1
https://bugzilla.redhat.com/show_bug.cgi?id=917017
https://github.com/torvalds/linux/commit/a2c118bfab8bc6b8bb213abfc35201e441693d55 Exploit Patch

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:3.8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.8.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.8.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.8.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.8.4


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-1798
NVD Published Date:
03/22/2013
NVD Last Modified:
01/27/2014