Executive Summary

Summary
Title TIFF vulnerability
Informations
Name USN-156-1 First vendor Publication 2005-07-29
Vendor Ubuntu Last vendor Modification 2005-07-29
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
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Detail

A security issue affects the following Ubuntu releases:

Ubuntu 4.10 (Warty Warthog) Ubuntu 5.04 (Hoary Hedgehog)

The following packages are affected:

libtiff4

The problem can be corrected by upgrading the affected package to version 3.6.1-1.1ubuntu1.4 (for Ubuntu 4.10), or 3.6.1-5ubuntu0.2 (for Ubuntu 5.04). After a standard system upgrade you need to restart your CUPS server with

sudo /etc/init.d/cupsys restart

to effect the necessary changes.

Details follow:

Wouter Hanegraaff discovered that the TIFF library did not sufficiently validate the "YCbCr subsampling" value in TIFF image headers. Decoding a malicious image with a zero value resulted in an arithmetic exception, which caused the program that uses the TIFF library to crash. This leads to a Denial of Service in server applications that use libtiff (like the CUPS printing system) and can cause data loss in, for example, the Evolution email client.

Original Source

Url : http://www.ubuntu.com/usn/USN-156-1

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3

Open Source Vulnerability Database (OSVDB)

Id Description
18856 LibTIFF TIFF Image YCbCr subsampling Zero Value DoS

Nessus® Vulnerability Scanner

Date Description
2006-01-15 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-156-1.nasl - Type : ACT_GATHER_INFO
2005-10-05 Name : The remote Mandrake Linux host is missing one or more security updates.
File : mandrake_MDKSA-2005-142.nasl - Type : ACT_GATHER_INFO
2005-10-05 Name : The remote Mandrake Linux host is missing one or more security updates.
File : mandrake_MDKSA-2005-143.nasl - Type : ACT_GATHER_INFO
2005-10-05 Name : The remote Mandrake Linux host is missing one or more security updates.
File : mandrake_MDKSA-2005-144.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 12:00:41
  • Multiple Updates