Qemu: prevent possible buffer overflows
Published Aug 10, 2017
7.8
HIGHCVSS 3.0
EPSS 0.51%
Description
Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service (crash) or possibly execute arbitrary code via a large (1) L1 table in the qcow2_snapshot_load_tmp in the QCOW 2 block driver (block/qcow2-snapshot.c) or (2) uncompressed chunk, (3) chunk length, or (4) number of sectors in the DMG block driver (block/dmg.c).
Affected products
No data.
No data.
OpenStack 3 for RHEL 6
qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.8
Fixed · RHSA-2014:0435
OpenStack 4 for RHEL 6
qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.8
Fixed · RHSA-2014:0434
RHEV 3.X Hypervisor and Agents for RHEL-6
qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.8
Fixed · RHSA-2014:0421
RHEV 3.X Hypervisor and Agents for RHEL-6
rhev-hypervisor6-0:6.5-20140603.2.el6ev
Fixed · RHSA-2014:0674
Red Hat Enterprise Linux 6
qemu-kvm-2:0.12.1.2-2.415.el6_5.8
Fixed · RHSA-2014:0420
Red Hat Enterprise Linux 5
kvm
Will not fix
Red Hat Enterprise Linux 7
qemu-kvm
Not affected
Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)
qemu-kvm-rhev
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| OpenStack 3 for RHEL 6 | qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.8 | Fixed | RHSA-2014:0435 |
| OpenStack 4 for RHEL 6 | qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.8 | Fixed | RHSA-2014:0434 |
| RHEV 3.X Hypervisor and Agents for RHEL-6 | qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.8 | Fixed | RHSA-2014:0421 |
| RHEV 3.X Hypervisor and Agents for RHEL-6 | rhev-hypervisor6-0:6.5-20140603.2.el6ev | Fixed | RHSA-2014:0674 |
| Red Hat Enterprise Linux 6 | qemu-kvm-2:0.12.1.2-2.415.el6_5.8 | Fixed | RHSA-2014:0420 |
| Red Hat Enterprise Linux 5 | kvm | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | qemu-kvm | Not affected | n/a |
| Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) | qemu-kvm-rhev | Affected | 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.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/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 1, 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.51% (0.00508) | 41.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.51% (0.00508) | 39.11th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00063) | 16.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.09th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.67th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.92% (0.01916) | 77.44th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.92% (0.01916) | 76.93th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.55% (0.01547) | 74.40th | v2 (v2022.01.01) |
| May 7, 2022 | 1.92% (0.01916) | 75.61th | 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) |
References (12)
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=c05e4667be91b46ab42b5a11babf8e84d476cc6b x_refsource_CONFIRM
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=f0dce23475b5af5da6b17b97c1765271307734b6 x_refsource_CONFIRM
- http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=c165f7758009a4f793c1fc19ebb69cf55313450b x_refsource_CONFIRM
- http://rhn.redhat.com/errata/RHSA-2014-0420.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2014-0421.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.debian.org/security/2014/dsa-3044 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2014/03/26/8 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2014-0145 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1078885 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2014-03/msg04994.html x_refsource_MISCPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2014-0145
- https://www.cve.org/CVERecord?id=CVE-2014-0145
Change history (0)
No recorded changes yet.