CVE-2017-7346

CVE-2017-7346 is a denial-of-service vulnerability affecting the Linux kernel, specifically within the vmwgfx driver (vmw_gb_surface_define_ioctl function). A local attacker can exploit this flaw by sending a specially crafted ioctl call to a /dev/dri/renderD* device, leading to a system hang. Rated Medium severity (CVSS 5.5), this vulnerability requires local access and low attack complexity, resulting in high impact through system unavailability. There is no impact on confidentiality or integrity. There is no evidence of active exploitation, nor are there any public exploits available in Metasploit, Nuclei, or ExploitDB. The vulnerability has received minimal community discussion and media coverage.