Qemu: ui: vnc: heap memory corruption in vnc_refresh_server_surface
Published Nov 6, 2015
7.2
HIGHCVSS 2.0
EPSS 0.53%
Description
Buffer overflow in the vnc_refresh_server_surface function in the VNC display driver in QEMU before 2.4.0.1 allows guest users to cause a denial of service (heap memory corruption and process crash) or possibly execute arbitrary code on the host via unspecified vectors, related to refreshing the server display surface.
Affected products
No data.
Configuration 1
Configuration 2
- 21
- 22
- 23
No data.
RHEV 3.X Hypervisor and Agents for RHEL-7
qemu-kvm-rhev-10:2.1.2-23.el7_1.9
Fixed · RHSA-2015:1837
Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7
qemu-kvm-rhev-10:2.1.2-23.el7_1.9
Fixed · RHSA-2015:1772
Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7
qemu-kvm-rhev-10:2.1.2-23.el7_1.9
Fixed · RHSA-2015:1772
Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7
qemu-kvm-rhev-10:2.1.2-23.el7_1.9
Fixed · RHSA-2015:1772
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 7
qemu-kvm
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| RHEV 3.X Hypervisor and Agents for RHEL-7 | qemu-kvm-rhev-10:2.1.2-23.el7_1.9 | Fixed | RHSA-2015:1837 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 | qemu-kvm-rhev-10:2.1.2-23.el7_1.9 | Fixed | RHSA-2015:1772 |
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | qemu-kvm-rhev-10:2.1.2-23.el7_1.9 | Fixed | RHSA-2015:1772 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | qemu-kvm-rhev-10:2.1.2-23.el7_1.9 | Fixed | RHSA-2015:1772 |
| 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 7 | qemu-kvm | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the versions of kvm and xen packages as shipped with Red Hat Enterprise Linux 5. This issue does not affect the versions of the qemu-kvm packages as shipped with Red Hat Enterprise Linux 6 and 7. This issue does not affect the Red Hat Enterprise Linux 6 based versions of qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3. This issue does affect the Red Hat Enterprise Linux 7 based versions of the qemu-kvm-rhev packages as shipped with Red Hat Enterprise Virtualization 3. Future updates for this release may address this flaw.
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: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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.53% (0.00533) | 42.92th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.53% (0.00533) | 40.54th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.38% (0.00378) | 57.26th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00092) | 41.14th | v3 (v2023.03.01) |
| Jul 17, 2024 | 0.09% (0.00092) | 39.85th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00092) | 37.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.27th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.34th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.15th | v2 (v2022.01.01) |
References (16)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169039.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165484.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/166798.html vendor-advisoryx_refsource_FEDORA
- http://rhn.redhat.com/errata/RHSA-2015-1772.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-1837.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2015/dsa-3348 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2015/08/21/6 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/76506 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1033547 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2015-5225 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1255896 Issue Tracking
- https://lists.gnu.org/archive/html/qemu-devel/2015-08/msg02495.html mailing-listx_refsource_MLIST
- https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html mailing-listx_refsource_MLISTPatchVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-5225
- https://security.gentoo.org/glsa/201602-01 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2015-5225
Change history (0)
No recorded changes yet.