Unrated severityNVD Advisory· Published Nov 23, 2009· Updated Apr 23, 2026
CVE-2009-4049
CVE-2009-4049
Description
Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024.
Affected products
2- cpe:2.3:a:avast:avast_antivirus_home:4.8.1356.0:*:*:*:*:*:*:*
- cpe:2.3:a:avast:avast_antivirus_professional:4.8.1356.0:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- www.securityfocus.com/bid/37031nvdExploit
- secunia.com/advisories/37368nvdVendor Advisory
- www.vupen.com/english/advisories/2009/3266nvdVendor Advisory
- www.efblog.net/2009/11/avast-aswrdrsys-kernel-pool-corruption.htmlnvd
- www.securityfocus.com/archive/1/507891/100/0/threadednvd
- www.evilfingers.com/advisory/Advisory/Avast_aswRdr_sys_Kernel_Pool_Corruption_and_Local_Privilege_Escalation.phpnvd
News mentions
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