Description
Integer overflow in the load_multiboot function in hw/i386/multiboot.c in QEMU (aka Quick Emulator) allows local guest OS users to execute arbitrary code on the host via crafted multiboot header address values, which trigger an out-of-bounds write.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | qemu | 1:2.10.0-1 | — |
| Debian 13 | qemu | 1:2.10.0-1 | — |
| Debian 12 | qemu | 1:2.10.0-1 | — |
| Debian 9 | qemu | 1:2.8+dfsg-6+deb9u3 | DSA-3991-1 |
| Debian 8 | qemu | 1:2.1+dfsg-12+deb8u7 | DLA-1497-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | qemu +1 | 1.1.2+dfsg-6+deb7u24 | DLA-1129-1, DLA-1128-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | qemu | 1:2.5+dfsg-5ubuntu10.22 | USN-3575-1 |
| Ubuntu 14.04 LTS | qemu | 2.0.0+dfsg-2ubuntu1.39 | USN-3575-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | qemu-img +3 | 10:1.5.3-141.el7_4.4 | RHSA-2017:3368 |
| RHEL 7 | qemu-img-rhev +3 | 10:2.9.0-16.el7_4.11 | RHSA-2017:3369 |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 11 | qemu-img-rhev +3 | 10:2.9.0-16.el7_4.11 | RHSA-2017:3466 |
| Red Hat OpenStack 10 | qemu-img-rhev +3 | 10:2.9.0-16.el7_4.11 | RHSA-2017:3474 |
| Red Hat OpenStack 9 | qemu-img-rhev +3 | 10:2.9.0-16.el7_4.11 | RHSA-2017:3470 |
| Red Hat OpenStack 8 | qemu-img-rhev +3 | 10:2.9.0-16.el7_4.11 | RHSA-2017:3471 |
| Red Hat OpenStack 7 | qemu-img-rhev +3 | 10:2.9.0-16.el7_4.11 | RHSA-2017:3472 |
| Red Hat OpenStack 6 | qemu-img-rhev +3 | 10:2.9.0-16.el7_4.11 | RHSA-2017:3473 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | qemu | 2.9.1-6.6.3 | SUSE-SU-2017:2924-1 |
| SLES 12 SP2 | qemu | 2.6.2-41.22.2 | SUSE-SU-2017:2936-1 |
| SLES 12 SP1 | qemu | 2.3.1-33.3.3 | SUSE-SU-2017:2946-1 |
| SLES 12 | qemu | 2.0.2-48.34.3 | SUSE-SU-2017:2969-1 |
| SLES 11 SP4 | kvm | 1.4.2-60.3.1 | SUSE-SU-2017:2963-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP3 | kvm | 1.4.2-53.11.1 | SUSE-SU-2017:3084-1 |
| SLES for SAP 12 SP3 | qemu | 2.9.1-6.6.3 | SUSE-SU-2017:2924-1 |
| SLES for SAP 12 SP2 | qemu | 2.6.2-41.22.2 | SUSE-SU-2017:2936-1 |
| SLES for SAP 12 SP1 | qemu | 2.3.1-33.3.3 | SUSE-SU-2017:2946-1 |
| SLES for SAP 11 SP4 | kvm | 1.4.2-60.3.1 | SUSE-SU-2017:2963-1 |
| SUSE OpenStack Cloud 6 | qemu | 2.3.1-33.3.3 | SUSE-SU-2017:2946-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | kvm | 1.4.2-53.11.1 | SUSE-SU-2017:3084-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | qemu | 6.1.0-32.1 | openSUSE-SU-2024:11287-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | qemu +10 | 15:3.0.0-1.el7 | ELSA-2019-4585, ELSA-2018-4289, ELSA-2018-4285 |
| Oracle Linux 7 | qemu-img +3 | 10:1.5.3-141.el7_4.4 | ELSA-2019-4585, ELSA-2018-4289, ELSA-2018-4285 |
Advisories 25
- RHSA-2017:3473 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:3474 Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:3471 Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:3472 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:3466 Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:3470 Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2017:3369 Red Hat Security Advisory: qemu-kvm-rhev security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2017:3368 Red Hat Security Advisory: qemu-kvm security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DLA-1497-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3991-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1129-1 qemu - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1128-1 qemu-kvm - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-3575-1 qemu vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2017:2924-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:2969-1 Security update for qemu SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:2963-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:3084-1 Security update for kvm SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11287-1 qemu-6.1.0-32.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025
- SUSE-SU-2017:2936-1 Security update for qemu SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2017:2946-1 Security update for qemu SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2024-2015 QEMU: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit den Rechten des Dienstes BSI CERT-Bund (WID) · Sep 2, 2024
- ELSA-2019-4585 Important: qemu security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 15, 2019
- ELSA-2018-4289 Important: qemu security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 28, 2018
- ELSA-2018-4285 Important: qemu security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 20, 2018
- ELSA-2017-3368 Moderate: qemu-kvm security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 30, 2017
References
- 100694 vdb-entry
- RHSA-2017:3473 vendor-advisory
- [debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update mailing-list
- DSA-3991 vendor-advisory
- RHSA-2017:3470 vendor-advisory
- RHSA-2017:3472 vendor-advisory
- RHSA-2017:3474 vendor-advisory
- USN-3575-1 vendor-advisory
- [oss-security] 20170907 CVE-2017-14167 Qemu: i386: multiboot OOB access while loading guest kernel image mailing-list
- RHSA-2017:3471 vendor-advisory
- RHSA-2017:3368 vendor-advisory
- RHSA-2017:3466 vendor-advisory
- [qemu-devel] 20170905 [PATCH] multiboot: validate multiboot header address values mailing-list
- RHSA-2017:3369 vendor-advisory