CVE-2022-2320 – X.Org Server ProcXkbSetDeviceInfo Out-Of-Bounds Access Local Privilege Escalation Vulnerability

https://notcve.org/view.php?id=CVE-2022-2320

A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root. Se ha encontrado un fallo en Xorg-x11-server. • https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938 https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939 https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html https://security.gentoo.org/glsa/202210-30 https://security.netapp.com/advisory/ntap-20221104-0003 https://www.zerodayinitiative.com/advisories/ZDI-22-963 https://access.redhat.com/security/cve/CVE-2022-2320& • CWE-787: Out-of-bounds Write •