CVEvulnerability
CVE-2018-7550
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-03-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-125, CWE-787
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.
Affected configurations
• qemu qemu (<= 2.11.1)
• debian debian linux 7.0
• debian debian linux 8.0
• debian debian linux 9.0
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 17.10
• canonical ubuntu linux 18.04
• redhat enterprise linux desktop 7.0
• redhat enterprise linux server 7.0
• redhat enterprise linux server aus 7.6
• redhat enterprise linux server aus 7.7
• redhat enterprise linux server eus 7.5
• redhat enterprise linux server eus 7.6
• redhat enterprise linux server eus 7.7
• redhat enterprise linux server tus 7.6
• redhat enterprise linux server tus 7.7
• redhat enterprise linux workstation 7.0
Related
References
- http://www.securityfocus.com/bid/103181 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:1369 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2462 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1549798 Issue Tracking, Vendor Advisory
- https://github.com/orangecertcc/security-research/security/advisories/GHSA-f49v-45qp-cv53 github.com
- https://lists.debian.org/debian-lts-announce/2018/04/msg00015.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/04/msg00016.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2018-02/msg06890.html Mailing List, Patch
- https://usn.ubuntu.com/3649-1/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4213 Third Party Advisory
- http://www.securityfocus.com/bid/103181 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:1369 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2462 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1549798 Issue Tracking, Vendor Advisory
- https://github.com/orangecertcc/security-research/security/advisories/GHSA-f49v-45qp-cv53 github.com
- https://lists.debian.org/debian-lts-announce/2018/04/msg00015.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/04/msg00016.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html Mailing List, Third Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2018-02/msg06890.html Mailing List, Patch
- https://usn.ubuntu.com/3649-1/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4213 Third Party Advisory