VULNERABILITY INTELLIGENCE

CVE-2018-7550

CVSS score8.8 HIGH
EPSS probability0.61%
CISA KEVNot currently listed
Published2018-03-01
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Description

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.

Weakness classification

  • CWE-125: Out-of-bounds Read
  • CWE-787: Out-of-bounds Write

Primary references