Vulnerability CVE-2007-1734
Published: 2007-03-28   Modified: 2012-02-12

Description:
The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later does not verify the upper bounds of the optlen value, which allows local users running on certain architectures to read kernel memory or cause a denial of service (oops), a related issue to CVE-2007-1730.

See advisories in our WLB2 database:
Topic
Author
Date
High
Linux Kernel DCCP Memory Disclosure Vulnerability
Robert Swiecki
04.04.2007

Type:

CWE-Other

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Linux -> Linux kernel 

 References:
http://securityreason.com/securityalert/2511
http://www.securityfocus.com/archive/1/463969/100/0/threaded
http://www.securitytracker.com/id?1017820
https://exchange.xforce.ibmcloud.com/vulnerabilities/33274
https://exchange.xforce.ibmcloud.com/vulnerabilities/43321
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