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Vulnerability Details : CVE-2006-1524

madvise_remove in Linux kernel 2.6.16 up to 2.6.16.6 does not follow file and mmap restrictions, which allows local users to bypass IPC permissions and replace portions of readonly tmpfs files with zeroes, aka the MADV_REMOVE vulnerability. NOTE: this description was originally written in a way that combined two separate issues. The mprotect issue now has a separate name, CVE-2006-2071.
Publish Date : 2006-04-19 Last Update Date : 2012-03-19
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- CVSS Scores & Vulnerability Types

CVSS Score
3.6
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID 264

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2006-1524 oval:org.opensuse.security:def:20061524 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2006-1524

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.6.16 Version Details Vulnerabilities
2 OS Linux Linux Kernel 2.6.16.1 Version Details Vulnerabilities
3 OS Linux Linux Kernel 2.6.16.2 Version Details Vulnerabilities
4 OS Linux Linux Kernel 2.6.16.3 Version Details Vulnerabilities
5 OS Linux Linux Kernel 2.6.16.4 Version Details Vulnerabilities
6 OS Linux Linux Kernel 2.6.16.5 Version Details Vulnerabilities
7 OS Linux Linux Kernel 2.6.16.6 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 7

- References For CVE-2006-1524

http://lwn.net/Alerts/180820/
FEDORA FEDORA-2006-423
http://www.securityfocus.com/bid/17587
BID 17587 Linux Kernel Shared Memory Security Restriction Bypass Vulnerabilities Release Date:2007-01-25
http://secunia.com/advisories/19657
SECUNIA 19657
http://xforce.iss.net/xforce/xfdb/25870
XF linux-madvise-security-bypass(25870)
http://www.vupen.com/english/advisories/2006/2554
VUPEN ADV-2006-2554
http://www.vupen.com/english/advisories/2006/1475
VUPEN ADV-2006-1475
http://www.vupen.com/english/advisories/2006/1391
VUPEN ADV-2006-1391
http://www.osvdb.org/24714
OSVDB 24714
http://www.novell.com/linux/security/advisories/2006-05-31.html
SUSE SUSE-SA:2006:028
http://www.debian.org/security/2006/dsa-1103
DEBIAN DSA-1103
http://www.debian.org/security/2006/dsa-1097
DEBIAN DSA-1097
http://secunia.com/advisories/20914
SECUNIA 20914
http://secunia.com/advisories/20671
SECUNIA 20671
http://secunia.com/advisories/20398
SECUNIA 20398
http://secunia.com/advisories/19735
SECUNIA 19735
http://secunia.com/advisories/19664
SECUNIA 19664
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.16.6 CONFIRM

- Metasploit Modules Related To CVE-2006-1524

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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