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Last updated: 8/21/2014 12:01:13 PM

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Vulnerability Summary for CVE-2011-4330

Original release date: 01/27/2012
Last revised: 04/16/2012
Source: US-CERT/NIST

Overview

Stack-based buffer overflow in the hfs_mac2asc function in fs/hfs/trans.c in the Linux kernel 2.6 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via an HFS image with a crafted len field.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.2 (HIGH) (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

References to Advisories, Solutions, and Tools

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External Source: MLIST
Name: [oss-security] 20111121 kernel: hfs: add sanity check for file name length
External Source: MLIST
Name: [linux-kernel] 20111109 [BUG][SECURITY] Kernel stack overflow in hfs_mac2asc()
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=bc5b8a9003132ae44559edd63a1623
External Source: MLIST
Name: [oss-security] 20111121 Re: kernel: hfs: add sanity check for file name length
External Source: BID
Name: 50750
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=755431

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