Qemu: qcow1: validate L2 table size to avoid integer overflows
Published Nov 4, 2014
7.5
HIGHCVSS 2.0
EPSS 2.12%
Description
Integer overflow in the qcow_open function in block/qcow.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service (crash) via a large L2 table in a QCOW version 1 image.
Affected products
No data.
Configuration 1
- 11.0
Configuration 2
- ≤ 1.7.1
- 0.1.0
- 0.1.1
- 0.1.2
- 0.1.3
- 0.1.4
- 0.1.5
- 0.1.6
- 0.2.0
- 0.3.0
- 0.4.0
- 0.4.1
- 0.4.2
- 0.4.3
- 0.5.0
- 0.5.1
- 0.5.2
- 0.5.3
- 0.5.4
- 0.5.5
- 0.6.0
- 0.6.1
- 0.7.0
- 0.7.1
- 0.7.2
- 0.8.0
- 0.8.1
- 0.8.2
- 0.9.0
- 0.9.1
- 0.9.1-5
- 0.10.0
- 0.10.1
- 0.10.2
- 0.10.3
- 0.10.4
- 0.10.5
- 0.10.6
- 0.11.0
- 0.11.0
- 0.11.0
- 0.11.0
- 0.11.0-rc0
- 0.11.0-rc1
- 0.11.0-rc2
- 0.11.1
- 0.12.0
- 0.12.0
- 0.12.0
- 0.12.1
- 0.12.2
- 0.12.3
- 0.12.4
- 0.12.5
- 0.13.0
- 0.13.0
- 0.13.0
- 0.14.0
- 0.14.0
- 0.14.0
- 0.14.0
- 0.14.1
- 0.15.0
- 0.15.0
- 0.15.1
- 0.15.2
- 1.0
- 1.0
- 1.0
- 1.0
- 1.0
- 1.0.1
- 1.1
- 1.1
- 1.1
- 1.1
- 1.1
- 1.4.1
- 1.4.2
- 1.5.0
- 1.5.0
- 1.5.0
- 1.5.0
- 1.5.1
- 1.5.2
- 1.5.3
- 1.6.0
- 1.6.0
- 1.6.0
- 1.6.0
- 1.6.1
- 1.6.2
No data.
OpenStack 4 for RHEL 6
qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.14
Fixed · RHSA-2014:1187
RHEV 3.X Hypervisor and Agents for RHEL-6
qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.14
Fixed · RHSA-2014:1076
RHEV 3.X Hypervisor and Agents for RHEL-6
rhev-hypervisor6-0:6.5-20140821.1.el6ev
Fixed · RHSA-2014:1168
Red Hat Enterprise Linux 6
qemu-kvm-2:0.12.1.2-2.415.el6_5.14
Fixed · RHSA-2014:1075
Red Hat Enterprise Linux 7
qemu-kvm-10:1.5.3-60.el7_0.5
Fixed · RHSA-2014:0927
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6
qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.14
Fixed · RHSA-2014:1187
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7
qemu-kvm-rhev-10:1.5.3-60.el7_0.7
Fixed · RHSA-2014:1268
Red Hat Enterprise Linux 5
kvm
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| OpenStack 4 for RHEL 6 | qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.14 | Fixed | RHSA-2014:1187 |
| RHEV 3.X Hypervisor and Agents for RHEL-6 | qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.14 | Fixed | RHSA-2014:1076 |
| RHEV 3.X Hypervisor and Agents for RHEL-6 | rhev-hypervisor6-0:6.5-20140821.1.el6ev | Fixed | RHSA-2014:1168 |
| Red Hat Enterprise Linux 6 | qemu-kvm-2:0.12.1.2-2.415.el6_5.14 | Fixed | RHSA-2014:1075 |
| Red Hat Enterprise Linux 7 | qemu-kvm-10:1.5.3-60.el7_0.5 | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 | qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.14 | Fixed | RHSA-2014:1187 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 | qemu-kvm-rhev-10:1.5.3-60.el7_0.7 | Fixed | RHSA-2014:1268 |
| Red Hat Enterprise Linux 5 | kvm | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
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 3, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.12% (0.02116) | 81.18th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.12% (0.02116) | 79.36th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.89% (0.00886) | 73.82th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.59% (0.03590) | 92.00th | v3 (v2023.03.01) |
| Jun 16, 2024 | 3.59% (0.03590) | 91.67th | v3 (v2023.03.01) |
| Apr 30, 2024 | 4.20% (0.04201) | 92.15th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.99% (0.03992) | 90.68th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.41% (0.01408) | 72.37th | v2 (v2022.01.01) |
| Feb 3, 2023 | 4.42% (0.04421) | 87.85th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
References (12)
- http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134053.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2014-May/133345.html vendor-advisoryx_refsource_FEDORA
- http://lists.nongnu.org/archive/html/qemu-stable/2014-07/msg00187.html mailing-listx_refsource_MLISTPatch
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00021.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html vendor-advisoryx_refsource_SUSE
- http://www.debian.org/security/2014/dsa-3044 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/67357 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2014-0222 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1097216 Issue Tracking
- https://lists.gnu.org/archive/html/qemu-devel/2014-05/msg02155.html mailing-listx_refsource_MLISTExploit
- https://nvd.nist.gov/vuln/detail/CVE-2014-0222
- https://www.cve.org/CVERecord?id=CVE-2014-0222
Change history (0)
No recorded changes yet.