Travel to the dark of the door! Debugee in QEMU-vulnerability warning-the black bar safety net

I haven't to secure guest posting, just recently the contact vulnerability discovery, and have been reading some of the classic fuzzer source code, at the same time also began to contact the virtualization escape this piece of content, at this time happened to come across two very classic exploit...

Qemu: net: rtl8139: infinite loop while transmit in C+ mode

The rtl8139cplustransmit function in hw/net/rtl8139.c in QEMU aka Quick Emulator allows local guest OS administrators to cause a denial of service infinite loop and CPU consumption by leveraging failure to limit the ring descriptor count...