Published: 23/07/2009 Updated: 16/11/2018

CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9

VMScore: 641

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

Off-by-one error in the options_write function in drivers/misc/sgi-gru/gruprocfs.c in the SGI GRU driver in the Linux kernel 2.6.30.2 and previous versions on ia64 and x86 platforms might allow local users to overwrite arbitrary memory locations and gain privileges via a crafted count argument, which triggers a stack-based buffer overflow.

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Solar Designer discovered that the z90crypt driver did not correctly check capabilities A local attacker could exploit this to shut down the device, leading to a denial of service Only affected Ubuntu 606 (CVE-2009-1883) ...

CWE-189 http://lkml.org/lkml/2009/7/20/348 http://lkml.org/lkml/2009/7/20/362 http://www.securityfocus.com/bid/35753 http://xorl.wordpress.com/2009/07/21/linux-kernel-sgi-gru-driver-off-by-one-overwrite/http://grsecurity.net/~spender/exploit_demo.c http://secunia.com/advisories/37105 http://www.ubuntu.com/usn/USN-852-1 https://exchange.xforce.ibmcloud.com/vulnerabilities/51887 https://nvd.nist.gov https://usn.ubuntu.com/852-1/

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CVE-2009-2584

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