xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: out-of-bounds heap write in DRI2 DRIGetBuffers/DRIGetBuffersWithFormat

An out-of-bounds write flaw was found in the X.Org X server and Xwayland in DRIGetBuffers/DRIGetBuffersWithFormat. A client that requests multiple DRI2BufferBackLeft attachments and one DRI2BufferFrontLeft can trigger an out-of-bounds heap write. This may be used to crash the server, or for...

Wayland Protocol DRIGetBuffersWithFormat Privilege Escalation

The vulnerability of the DRIGetBuffersWithFormat module in the Wayland protocol for X.Org XWaylan, as well as in the X.Org Server, is related to buffer overflow attacks. Exploiting this vulnerability can allow attackers to gain elevated privileges and cause service interruptions...