CVE-2011-1747

CVE-2011-1747 describes a denial-of-service vulnerability in the agp subsystem of the Linux kernel versions 2.6.38.5 and earlier. Local users can exploit this by repeatedly calling the AGPIOC_RESERVE and AGPIOC_ALLOCATE ioctls, leading to excessive memory consumption. The vulnerability has a CVSS score of 4.7 (medium severity), indicating a local attack vector with medium attack complexity, resulting in a complete denial of service. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.