National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

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."

Source:  MITRE      Last Modified:  08/14/2009      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2009-2768
Original release date:
08/14/2009
Last revised:
08/16/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red 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 Type Source Name
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3440625d78711bee41a84cf29c3d8c579b522666 External Source CONFIRM 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 External Source MLIST [linux-kernel] 20090622 Fix for shared flat binary format in 2.6.30
http://thread.gmane.org/gmane.linux.hardware.blackfin.kernel.devel/1905 Patch External Source CONFIRM http://thread.gmane.org/gmane.linux.hardware.blackfin.kernel.devel/1905
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.5 Vendor Advisory External Source CONFIRM http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.5
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6 Vendor Advisory External Source CONFIRM http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6
http://www.mandriva.com/security/advisories?name=MDVSA-2011:051 External Source MANDRIVA MDVSA-2011:051
http://www.openwall.com/lists/oss-security/2009/08/13/1 Patch External Source MLIST [oss-security] 20090813 CVE request: kernel: flat: fix uninitialized ptr with shared libs
http://www.securityfocus.com/bid/36037 External Source BID 36037
https://exchange.xforce.ibmcloud.com/vulnerabilities/52909 External Source XF kernel-loadflatsharedlibrary-dos(52909)

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:linux:kernel:2.6.24.7:*:*:*:*:*:*:*
cpe:2.3:a:linux:kernel:2.6.25.15:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.1:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.1:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.1:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.2:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.2:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.2:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.3:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.3:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.3:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.3:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.4:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.4:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.4:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.5:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.5:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.5:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.6:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.6:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.6:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.7:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.7:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.7:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.8:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.8:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.8:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.8:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.8.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.9:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.9:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.9:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.9:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.10:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.10:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.10:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.10:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.10:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.11:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.11.12:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.12.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.13.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.6:*:*:*:*:*:*:*
Showing 100 of 529 CPEs, view all CPEs here.

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