Buffer overflow in Qemu
CVE-2015-5225
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.2 (High). Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (42.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Qemu
- Fedoraproject Fedora — versions 21, 22, 23
- Red Hat OpenStack — versions 5.0, 6.0, 7.0
Weakness classification (CWE)
References
- lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html (Vendor Advisory, mailing-list, Patch)
- lists.gnu.org/archive/html/qemu-devel/2015-08/msg02495.html (mailing-list)
- rhn.redhat.com/errata/RHSA-2015-1837.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-September/165484.html (vendor-advisory)
- www.debian.org/security/2015/dsa-3348 (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-October/169039.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2015-1772.html (vendor-advisory)
- www.securitytracker.com/id/1033547 (vdb-entry)
- www.openwall.com/lists/oss-security/2015/08/21/6 (mailing-list)
- www.securityfocus.com/bid/76506 (vdb-entry)