TITLE: Linux Kernel ide-cd SG_IO Functionality Permission Bypass Vulnerability
SECUNIA ADVISORY ID: SA12498
VERIFY ADVISORY: http://secunia.com/advisories/12498/
CRITICAL: Less critical
IMPACT: Security Bypass
WHERE: Local system
OPERATING SYSTEM: Linux Kernel 2.6.x http://secunia.com/product/2719/ Linux Kernel 2.4.x http://secunia.com/product/763/
DESCRIPTION: A vulnerability has been reported in the Linux Kernel, which can be exploited by malicious, local users to bypass certain security restrictions.
The vulnerability is caused due to an unspecified error within the ide-cd SG_IO functionality. This allows a user with read-only access to bypass these permissions and perform write and erase operations on media in a drive.
SOLUTION: Grant only trusted users access to CD-writers.
ORIGINAL ADVISORY: http://lkml.org/lkml/2004/7/30/147
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