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Last updated: 5/25/2016 5:45:08 PM

CVE Publication rate: 20.83

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Vulnerability Summary for CVE-2007-2525

Original release date: 05/08/2007
Last revised: 10/03/2011


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.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.9 MEDIUM
Impact Subscore: 6.9
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: MANDRIVA
Name: MDKSA-2007:196
External Source: MANDRIVA
Name: MDKSA-2007:171
External Source: UBUNTU
Name: USN-489-1
External Source: UBUNTU
Name: USN-486-1
External Source: REDHAT
Name: RHSA-2007:0488
Type: Advisory
External Source: CONFIRM
Name: http://kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.21-git8.log
Type: Patch Information
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2007-287.htm
External Source: UBUNTU
Name: USN-510-1
External Source: MANDRIVA
Name: MDKSA-2007:216
External Source: DEBIAN
Name: DSA-1503
External Source: XF
Name: kernel-pppoe-dos(34150)
External Source: SUSE
Name: SUSE-SA:2007:051
External Source: DEBIAN
Name: DSA-1356
External Source: SUSE
Name: SUSE-SA:2007:053
External Source: BID
Name: 23870
External Source: DEBIAN
Name: DSA-1504
External Source: REDHAT
Name: RHSA-2007:0376
Type: Advisory
External Source: VUPEN
Name: ADV-2007-1703
Type: Advisory
External Source: OVAL
Name: oval:org.mitre.oval:def:10594

References to Check Content

Identifier: oval:org.mitre.oval:def:10594
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Vulnerable software and versions

+ Configuration 1
+ OR
cpe:/o:linux:linux_kernel:2.6.21:git7 and previous versions

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)