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Ubuntu: USN-3649-1 (CVE-2018-7550): QEMU vulnerabilities

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Ubuntu: USN-3649-1 (CVE-2018-7550): QEMU vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
03/01/2018
Created
07/25/2018
Added
05/23/2018
Modified
09/12/2020

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.

Solution(s)

  • ubuntu-upgrade-qemu-system
  • ubuntu-upgrade-qemu-system-aarch64
  • ubuntu-upgrade-qemu-system-arm
  • ubuntu-upgrade-qemu-system-mips
  • ubuntu-upgrade-qemu-system-ppc
  • ubuntu-upgrade-qemu-system-s390x
  • ubuntu-upgrade-qemu-system-sparc
  • ubuntu-upgrade-qemu-system-x86

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