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.
References (11)
Core 11
Core References
Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1549798
Vendor Advisory
https://github.com/orangecertcc/security-research/security/advisories/GHSA-f49v-45qp-cv53
Third Party Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2018:1369
Mailing List, Patch mailing-list
https://lists.gnu.org/archive/html/qemu-devel/2018-02/msg06890.html
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2018/04/msg00016.html
Third Party Advisory vendor-advisory
https://usn.ubuntu.com/3649-1/
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2018/dsa-4213
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2018/04/msg00015.html
Third Party Advisory, VDB Entry vdb-entry
http://www.securityfocus.com/bid/103181
Third Party Advisory vendor-advisory
https://access.redhat.com/errata/RHSA-2018:2462
Scores
CVSS v3
8.8
EPSS
0.0008
EPSS Percentile
24.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Details
CWE
CWE-125
CWE-787
Status
published
Products (18)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
17.10
canonical/ubuntu_linux
18.04
debian/debian_linux
7.0
debian/debian_linux
8.0
debian/debian_linux
9.0
qemu/qemu
< 2.11.1
redhat/enterprise_linux_desktop
7.0
redhat/enterprise_linux_server
7.0
... and 8 more
Published
Mar 01, 2018
Tracked Since
Feb 18, 2026