CVE-2009-2768 Detail

Current Description

The load_flat_shared_library function in fs/binfmt_flat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by executing a shared flat binary, which triggers an access of an "uninitialized cred pointer."


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
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Base Score:  N/A
NVD score not yet provided.


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Vendor Statements (disclaimer)

Official Statement fromRed Hat (08/18/2009)

Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, 5 or Red Hat Enterprise MRG. Red Hat does not provide support for flat binary support, and additionally this issue only affected kernels version 2.6.29-rc1 and later.

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=3440625d78711bee41a84cf29c3d8c579b522666
http://lkml.org/lkml/2009/6/22/91 Patch 
http://thread.gmane.org/gmane.linux.hardware.blackfin.kernel.devel/1905 Patch 
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.5 Vendor Advisory 
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6 Vendor Advisory 
http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
http://www.openwall.com/lists/oss-security/2009/08/13/1 Patch 
http://www.securityfocus.com/bid/36037
https://exchange.xforce.ibmcloud.com/vulnerabilities/52909

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-2768
NVD Published Date:
08/14/2009
NVD Last Modified:
08/16/2017
Source:
MITRE