CVE-2008-6107 Information

Description

The (1) sys32_mremap function in arch/sparc64/kernel/sys_sparc32.c the (2) sparc_mmap_check function in arch/sparc/kernel/sys_sparc.c and the (3) sparc64_mmap_check function in arch/sparc64/kernel/sys_sparc.c in the Linux kernel before 2.6.25.4 omit some virtual-address range (aka span) checks when the mremap MREMAP_FIXED bit is not set which allows local users to cause a denial of service (panic) via unspecified mremap calls a related issue to CVE-2008-2137.

Reference

http://marc.info/?l=linux-kernel&m=121071103304610&w=2 http://secunia.com/advisories/30258 http://securitytracker.com/id?1020120 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.4 http://www.securityfocus.com/bid/33836 http://www.ubuntu.com/usn/usn-751-1 http://www.vupen.com/english/advisories/2008/1655/references https://exchange.xforce.ibmcloud.com/vulnerabilities/48710