From: Secunia Security Advisories (sec-advsecunia.com)
Date: Fri Jul 02 2004 - 05:18:13 CDT

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TITLE:
Linux Kernel Sbus PROM Driver Multiple Integer Overflow
Vulnerabilities

SECUNIA ADVISORY ID:
SA11981

VERIFY ADVISORY:
http://secunia.com/advisories/11981/

CRITICAL:
Less critical

IMPACT:
Privilege escalation, DoS

WHERE:
Local system

OPERATING SYSTEM:
Linux Kernel 2.4.x
http://secunia.com/product/763/
Linux Kernel 2.6.x
http://secunia.com/product/2719/

DESCRIPTION:
infamous41 has reported some vulnerabilities in the Linux kernel,
which can be exploited by malicious, local users to cause a DoS
(Denial of Service) and potentially gain escalated privileges.

The vulnerabilities are caused due to integer overflows within the
"copyin()" and "copyin_string()" functions of the Sbus PROM driver.

Successful exploitation may potentially allow code execution with
escalated privileges.

SOLUTION:
Grant only trusted users access to affected systems.

PROVIDED AND/OR DISCOVERED BY:
infamous41

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