National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2010-1636 Detail

Description

The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the btrfs functionality in the Linux kernel 2.6.29 through 2.6.32, and possibly other versions, does not ensure that a cloned file descriptor has been opened for reading, which allows local users to read sensitive information from a write-only file descriptor.

Source:  MITRE
Description Last Modified:  06/07/2010

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

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=5dc6416414fb3ec6e2825fd4d20c8bf1d7fe0395 Patch
http://www.openwall.com/lists/oss-security/2010/05/18/10
http://www.openwall.com/lists/oss-security/2010/05/18/2 Patch
http://www.openwall.com/lists/oss-security/2010/05/25/8
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/579585 Exploit Patch
https://bugzilla.redhat.com/show_bug.cgi?id=593226 Exploit

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:o:linux:linux_kernel:2.6.29:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.29.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.29.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.29.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.29.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.29.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.29.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.30.10:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.10:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.11:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.12:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.31.13:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.32:*:*:*:*:*:*:*

Denotes Vulnerable Software
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Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2010-1636
NVD Published Date:
06/07/2010
NVD Last Modified:
03/19/2012