Heap-Based Buffer Overflow

Quick Emulator Qemu is vulnerable to heap-based buffer overflow. This occurs while copying VGA data via various bitblt functions. A remote user could use this flaw to crash the QEMU process or execute arbitrary code on the host which may leads to denial of service...

Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy

Quick emulator Qemu built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue. It could occur while copying VGA data when cirrus graphics mode was set to be VGA. A privileged user inside guest could use this flaw to crash the Qemu process instance on the host,...