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prionPRIOn knowledge basePRION:CVE-2018-7550
HistoryMar 01, 2018 - 5:29 p.m.

Out-of-bounds

2018-03-0117:29:00
PRIOn knowledge base
www.prio-n.com
7

8.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.6%

The load_multiboot function in hw/i386/multiboot.c in Quick Emulator (aka QEMU) allows local guest OS users to execute arbitrary code on the QEMU host via a mh_load_end_addr value greater than mh_bss_end_addr, which triggers an out-of-bounds read or write memory access.