CVE-2015-5745
MEDIUM severity · CVSS 6.5 · Buffer overflow
6.5CVSS MEDIUM
Summary
Buffer overflow in the send_control_msg function in hw/char/virtio-serial-bus.c in QEMU before 2.4.0 allows guest users to cause a denial of service (QEMU process crash) via a crafted virtio control message.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://github.com/qemu/qemu/commit/7882080388be5088e72c425b02223c02e6cb4295 ↗
Additional information
- NVD record
- https://github.com/qemu/qemu/commit/7882080388be5088e72c425b02223c02e6cb4295Patch
- https://lists.gnu.org/archive/html/qemu-devel/2015-07/msg05458.htmlPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.htmlAdvisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.htmlAdvisory
- http://www.openwall.com/lists/oss-security/2015/08/06/3Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/1180-security-advisory-13Advisory
- http://www.openwall.com/lists/oss-security/2015/08/06/5Advisory