(NetBSD Issues Fix) Tcpdump Off-by-One Heap Overflow Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1022462 |
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SecurityTracker URL: http://securitytracker.com/id/1022462
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CVE Reference:
CVE-2007-1218
(Links to External Site)
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Date: Jun 26 2009
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): 3.9.5
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Description:
A vulnerability was reported in tcpdump. A remote user can cause denial of service conditions.
A remote user can send a specially crafted 802.11 frame to trigger an off-by-one heap overflow in the function parse_elements() function in 'print-802_11.c' and cause the process to crash.
Moritz Jodeit reported this vulnerability.
[Editor's note: The report did not indicate whether code execution is possible or not. Also, CVE indicates that the overflow may be stack-based.]
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Impact:
A remote user can cause denial of service conditions.
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Solution:
NetBSD has issued a fix.
The NetBSD advisory is available at:
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-002.txt.asc
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Vendor URL: www.tcpdump.org/ (Links to External Site)
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Cause:
Boundary error
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Underlying OS:
UNIX (NetBSD)
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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Date: Tue, 23 Jun 2009 11:55:47 -0400
Subject: NetBSD
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tcpdump multiple denial of service and arbitrary code execution issues
CVE-2007-1218, CVE-2007-3798
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