National Cyber Awareness System

Vulnerability Summary for CVE-2013-1773

Overview

Buffer overflow in the VFAT filesystem implementation in the Linux kernel before 3.3 allows local users to gain privileges or cause a denial of service (system crash) via a VFAT write operation on a filesystem with the utf8 mount option, which is not properly handled during UTF-8 to UTF-16 conversion.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://github.com/torvalds/linux/commit/0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd

Hyperlink:https://github.com/torvalds/linux/commit/0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=916115

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=916115

External Source: OSVDB

Name: 88310

Hyperlink:http://www.osvdb.org/88310

External Source: MLIST

Name: [oss-security] 20130226 Re: CVE request - Linux kernel: VFAT slab-based buffer overflow

Hyperlink:http://www.openwall.com/lists/oss-security/2013/02/26/8

External Source: CONFIRM

Name: http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.3.bz2

Hyperlink:http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.3.bz2

External Source: EXPLOIT-DB

Name: 23248

Hyperlink:http://www.exploit-db.com/exploits/23248/

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd