NVD - CVE-2012-6548

CVE-2012-6548 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

The udf_encode_fh function in fs/udf/namei.c in the Linux kernel before 3.6 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory via a crafted application.

Source: MITRE
Description Last Modified: 03/15/2013

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 1.9 LOW
Vector: (AV:L/AC:M/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.4

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

Evaluator Impact

Per https://access.redhat.com/security/cve/CVE-2012-6548 "This issue affects the version of Linux kernel as shipped with Red Hat Enterprise Linux 6. Future kernel updates for Red Hat Enterprise Linux 6 may address this issue."

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=0143fc5e9f6f5aad4764801015bc8d4b4a278200
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
http://rhn.redhat.com/errata/RHSA-2013-1051.html
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
http://www.openwall.com/lists/oss-security/2013/03/05/13
http://www.ubuntu.com/usn/USN-1805-1
http://www.ubuntu.com/usn/USN-1808-1
http://www.ubuntu.com/usn/USN-1809-1
http://www.ubuntu.com/usn/USN-1811-1
http://www.ubuntu.com/usn/USN-1812-1
http://www.ubuntu.com/usn/USN-1813-1
http://www.ubuntu.com/usn/USN-1814-1
https://github.com/torvalds/linux/commit/0143fc5e9f6f5aad4764801015bc8d4b4a278200
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2	Patch

Technical Details

Vulnerability Type (View All)

Information Leak / Disclosure (CWE-200)

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Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-6548
NVD Published Date:
03/15/2013
NVD Last Modified:
02/06/2014

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Information Technology Laboratory

National Vulnerability Database