Vulnerability CVE-2002-1826
Published: 2002-12-31   Modified: 2012-02-12

Description:
grsecurity 1.9.4 for Linux kernel 2.4.18 allows local users to bypass read-only permissions by using mmap to directly map /dev/mem or /dev/kmem to kernel memory.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Grsecurity -> Grsecurity kernel patch 

 References:
http://www.securityfocus.com/bid/4762
http://www.iss.net/security_center/static/9109.php
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