CVE-2009-2584

Summary

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 earlier 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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

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

References

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

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