PT-2006-1001 · Matt Blaze+1 · Matt Blaze Cryptographic File System+1

Carlo Contavalli · Published 2006-08-07 · Updated 2017-07-20 · CVE-2006-3123

Positive Technologies (AI Summary)

CVSS v2.0

2.1

Low

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions: Matt Blaze Cryptographic File System (CFS) version 1.4.1

Description: The issue is related to multiple integer overflows in the dodecrypt and doencrypt functions in cfs fh.c in cfsd. This can cause a denial of service, specifically a daemon crash, when a local user appends data to a file that is larger than 2 Gb.

Recommendations: For Matt Blaze Cryptographic File System (CFS) version 1.4.1, update to Debian GNU/Linux package 1.4.1-17 or later to resolve the issue. As a temporary workaround, consider restricting file sizes to prevent crashes until the update is applied.

Fix

Related Identifiers

BDU:2015-01759

CVE-2006-3123

DSA-1138-1

Affected Products

Debian

Matt Blaze Cryptographic File System

References · 11

• https://bdu.fstec.ru/vul/2015-01759 · Security Note
• http://debian.org/security/2006/dsa-1138 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2006-3123 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3123 · Security Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/28288 · Note
• http://secunia.com/advisories/21310 · Note
• http://vupen.com/english/advisories/2006/3157 · Note
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=371076 · Note
• http://secunia.com/advisories/21341 · Note
• http://debian.org/security/dsa-1138 · Note
• http://securityfocus.com/bid/19320 · Note