NVD - CVE-2010-1643

CVE-2010-1643 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

mm/shmem.c in the Linux kernel before 2.6.28-rc3, when strict overcommit is enabled, does not properly handle the export of shmemfs objects by knfsd, which allows attackers to cause a denial of service (NULL pointer dereference and knfsd crash) or possibly have unspecified other impact via unknown vectors.

Source: MITRE
Description Last Modified: 06/03/2010

Evaluator Description

Per: http://cwe.mitre.org/data/definitions/476.html 'CWE-476: NULL Pointer Dereference'

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.9 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4

Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
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=731572d39fcd3498702eda4600db4c43d51e0b26
http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00006.html
http://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-knfsd-9666
http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.28/ChangeLog-2.6.28-rc3
http://www.mandriva.com/security/advisories?name=MDVSA-2010:198
http://www.openwall.com/lists/oss-security/2010/05/26/2
http://www.openwall.com/lists/oss-security/2010/05/26/6
http://www.securityfocus.com/bid/40377
http://www.vupen.com/english/advisories/2010/1857	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=595970
https://exchange.xforce.ibmcloud.com/vulnerabilities/58957

Technical Details

Vulnerability Type (View All)

Other (NVD-CWE-Other)

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Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2010-1643
NVD Published Date:
06/03/2010
NVD Last Modified:
08/16/2017

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