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Published: 31/12/2002 Updated: 05/09/2008

CVSS v2 Base Score: 4.6 | Impact Score: 6.4 | Exploitability Score: 3.9

VMScore: 465

Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

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.

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grsecurity grsecurity kernel patch 1.9.4

source: wwwsecurityfocuscom/bid/4762/info An attacker with root access may be able to write to kernel memory in spite of the security patch provided by grsecurity The patch operates by redirecting the write() system call, when it is being used to write to a memory device Unfortunately, there are other methods that can be used to write t ...

NVD-CWE-Other http://online.securityfocus.com/archive/1/273002 http://www.securityfocus.com/bid/4762 http://www.iss.net/security_center/static/9109.php https://nvd.nist.gov https://www.exploit-db.com/exploits/21458/

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CVE-2002-1826

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