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Vulnerability Details : CVE-2007-2525

Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6.21-git8 allows local users to cause a denial of service (memory consumption) by creating a socket using connect, and releasing it before the PPPIOCGCHAN ioctl is initialized.
Publish Date : 2007-05-08 Last Update Date : 2017-10-10
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- CVSS Scores & Vulnerability Types

CVSS Score
4.9
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
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) Denial Of Service
CWE ID CWE id is not defined for this vulnerability

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2007-05-09 2007-05-08
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2007-2525 oval:org.opensuse.security:def:20072525 unix
DSA-1356-1 linux-2.6 - several vulnerabilities oval:org.mitre.oval:def:18865 unix
DSA-1503 kernel-source-2.4.27 -- several vulnerabilities oval:org.mitre.oval:def:8063 unix
DSA-1504 kernel-source-2.6.8 -- several vulnerabilities oval:org.mitre.oval:def:8130 unix
ELSA-2007:0376: kernel security and bug fix update (Important) oval:org.mitre.oval:def:22683 unix
Memory leak in the PPP over Ethernet (PPPoE) socket implementation in the Linux kernel before 2.6.21-git8 allows local u... oval:org.mitre.oval:def:10594 unix
RHSA-2007:0376: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20070376 unix
RHSA-2007:0488: kernel security update (Important) oval:com.redhat.rhsa:def:20070488 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-2007-2525

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.6.21 Git7 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1

- References For CVE-2007-2525

http://www.vupen.com/english/advisories/2007/1703
VUPEN ADV-2007-1703
http://www.debian.org/security/2007/dsa-1356
DEBIAN DSA-1356
http://www.debian.org/security/2008/dsa-1503
DEBIAN DSA-1503
http://www.debian.org/security/2008/dsa-1504
DEBIAN DSA-1504
https://rhn.redhat.com/errata/RHSA-2007-0376.html
REDHAT RHSA-2007:0376
https://exchange.xforce.ibmcloud.com/vulnerabilities/34150
XF kernel-pppoe-dos(34150)
http://www.securityfocus.com/bid/23870
BID 23870 Linux Kernel PPPoE Socket Local Denial of Service Vulnerability Release Date:2008-03-06
http://www.ubuntu.com/usn/usn-486-1
UBUNTU USN-486-1
http://www.ubuntu.com/usn/usn-489-1
UBUNTU USN-489-1
http://www.ubuntu.com/usn/usn-510-1
UBUNTU USN-510-1
http://www.mandriva.com/security/advisories?name=MDKSA-2007:196
MANDRIVA MDKSA-2007:196
http://www.mandriva.com/security/advisories?name=MDKSA-2007:216
MANDRIVA MDKSA-2007:216
http://www.novell.com/linux/security/advisories/2007_51_kernel.html
SUSE SUSE-SA:2007:051
http://www.novell.com/linux/security/advisories/2007_53_kernel.html
SUSE SUSE-SA:2007:053
http://support.avaya.com/elmodocs2/security/ASA-2007-287.htm CONFIRM
http://kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.21-git8.log CONFIRM
http://www.mandriva.com/security/advisories?name=MDKSA-2007:171
MANDRIVA MDKSA-2007:171
http://rhn.redhat.com/errata/RHSA-2007-0488.html
REDHAT RHSA-2007:0488

- Metasploit Modules Related To CVE-2007-2525

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


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