hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU,...

Vulnerability Description

hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.

References

• http://www.openwall.com/lists/oss-security/2015/09/18/9
• http://www.securityfocus.com/bid/82672
• http://www.openwall.com/lists/oss-security/2015/09/18/5
• http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html
• http://www.debian.org/security/2016/dsa-3469
• http://www.debian.org/security/2016/dsa-3470
• http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.html
• http://www.debian.org/security/2016/dsa-3471
• https://security.gentoo.org/glsa/201602-01