National Vulnerability Database

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    Vulnerabilities Detail

CVE-2006-5755 Detail

Description

Linux kernel before 2.6.18, when running on x86_64 systems, does not properly save or restore EFLAGS during a context switch, which allows local users to cause a denial of service (crash) by causing SYSENTER to set an NT flag, which can trigger a crash on the IRET of the next task.

Source:  MITRE
Description Last Modified:  12/31/2006

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional 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=commitdiff;h=658fdbef66e5e9be79b457edc2cbbb3add840aa9
http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=658fdbef66e5e9be79b457edc2cbbb3add840aa9
http://www.debian.org/security/2007/dsa-1381
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.18
http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.18-git13.log
http://www.mandriva.com/security/advisories?name=MDKSA-2007:171
http://www.redhat.com/support/errata/RHSA-2008-0957.html
http://www.securityfocus.com/archive/1/471457
http://www.securityfocus.com/bid/26060
http://www.ubuntu.com/usn/usn-416-1
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9554

References to Check Content

Identifier:
oval:org.mitre.oval:def:9554
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:9554

Technical Details

Vulnerability Type (View All)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2006-5755
NVD Published Date:
12/31/2006
NVD Last Modified:
10/10/2017