Stack-based buffer overflow in aswMon2.sys in avast! Home and Professional for Windows 4.8.1351, and possibly other versions before 4.8.1356, allows local users to cause a denial of service (system crash) and possibly gain privileges via a crafted IOCTL request to IOCTL 0xb2c80018.
osvdb.org/58402
secunia.com/advisories/36858
www.avast.com/eng/avast-4-home_pro-revision-history.html
www.securityfocus.com/archive/1/506681/100/0/threaded
www.securityfocus.com/bid/36507
www.securitytracker.com/id?1022940
www.vupen.com/english/advisories/2009/2761
exchange.xforce.ibmcloud.com/vulnerabilities/53456
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6226
www.evilfingers.com/advisory/Advisory/Avast_aswMon2.sys_kernel_memory_corruption_and_Local_Privilege_Escalation.php