Qemu: i386: multiboot OOB access while loading kernel image
Published Sep 8, 2017
8.8
HIGHCVSS 3.1
EPSS 0.60%
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.
Affected products
No data.
Configuration 2
- 8.0
- 9.0
No data.
Red Hat Enterprise Linux 7
qemu-kvm-10:1.5.3-141.el7_4.4
Fixed · RHSA-2017:3368
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7
qemu-kvm-rhev-10:2.9.0-16.el7_4.11
Fixed · RHSA-2017:3473
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7
qemu-kvm-rhev-10:2.9.0-16.el7_4.11
Fixed · RHSA-2017:3472
Red Hat OpenStack Platform 10.0 (Newton)
qemu-kvm-rhev-10:2.9.0-16.el7_4.11
Fixed · RHSA-2017:3474
Red Hat OpenStack Platform 11.0 (Ocata)
qemu-kvm-rhev-10:2.9.0-16.el7_4.11
Fixed · RHSA-2017:3466
Red Hat OpenStack Platform 8.0 (Liberty)
qemu-kvm-rhev-10:2.9.0-16.el7_4.11
Fixed · RHSA-2017:3471
Red Hat OpenStack Platform 9.0 (Mitaka)
qemu-kvm-rhev-10:2.9.0-16.el7_4.11
Fixed · RHSA-2017:3470
Red Hat Virtualization 4 for Red Hat Enterprise Linux 7
qemu-kvm-rhev-10:2.9.0-16.el7_4.11
Fixed · RHSA-2017:3369
Red Hat Enterprise Linux 5
kvm
Not affected
Red Hat Enterprise Linux 5
xen
Not affected
Red Hat Enterprise Linux 6
qemu-kvm
Not affected
Red Hat Enterprise Linux 6
qemu-kvm-rhev
Not affected
Red Hat OpenStack Platform 12 (Pike)
qemu-kvm-rhev
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | qemu-kvm-10:1.5.3-141.el7_4.4 | Fixed | RHSA-2017:3368 |
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | qemu-kvm-rhev-10:2.9.0-16.el7_4.11 | Fixed | RHSA-2017:3473 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | qemu-kvm-rhev-10:2.9.0-16.el7_4.11 | Fixed | RHSA-2017:3472 |
| Red Hat OpenStack Platform 10.0 (Newton) | qemu-kvm-rhev-10:2.9.0-16.el7_4.11 | Fixed | RHSA-2017:3474 |
| Red Hat OpenStack Platform 11.0 (Ocata) | qemu-kvm-rhev-10:2.9.0-16.el7_4.11 | Fixed | RHSA-2017:3466 |
| Red Hat OpenStack Platform 8.0 (Liberty) | qemu-kvm-rhev-10:2.9.0-16.el7_4.11 | Fixed | RHSA-2017:3471 |
| Red Hat OpenStack Platform 9.0 (Mitaka) | qemu-kvm-rhev-10:2.9.0-16.el7_4.11 | Fixed | RHSA-2017:3470 |
| Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 | qemu-kvm-rhev-10:2.9.0-16.el7_4.11 | Fixed | RHSA-2017:3369 |
| Red Hat Enterprise Linux 5 | kvm | Not affected | n/a |
| Red Hat Enterprise Linux 5 | xen | Not affected | n/a |
| Red Hat Enterprise Linux 6 | qemu-kvm | Not affected | n/a |
| Red Hat Enterprise Linux 6 | qemu-kvm-rhev | Not affected | n/a |
| Red Hat OpenStack Platform 12 (Pike) | qemu-kvm-rhev | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.60% (0.00603) | 46.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.60% (0.00603) | 43.96th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.11% (0.00112) | 27.39th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00064) | 30.08th | v3 (v2023.03.01) |
| Jun 21, 2024 | 0.06% (0.00064) | 28.17th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00064) | 26.16th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.92% (0.01916) | 77.44th | v2 (v2022.01.01) |
| Jun 5, 2022 | 1.92% (0.01916) | 75.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.86% (0.01864) | 75.17th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.86% (0.01864) | 54.47th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.30% (0.05304) | 78.84th | v1 |
| Jan 6, 2022 | 5.30% (0.05304) | 78.63th | v1 |
| Sep 1, 2021 | 5.30% (0.05304) | 88.21th | v1 |
| Apr 14, 2021 | 5.30% (0.05304) | 0.00th | v1 |
References (18)
- http://www.debian.org/security/2017/dsa-3991 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/09/07/2 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/100694 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:3368 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3369 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3466 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3470 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3471 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3472 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3473 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3474 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2017-14167 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1489375 Issue Tracking
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html mailing-listx_refsource_MLISTThird Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2017-09/msg01032.html mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-14167
- https://usn.ubuntu.com/3575-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2017-14167
Change history (0)
No recorded changes yet.