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CVE-2016-4002

Status Candidate

Overview

Buffer overflow in the mipsnet_receive function in hw/net/mipsnet.c in QEMU, when the guest NIC is configured to accept large packets, allows remote attackers to cause a denial of service (memory corruption and QEMU crash) or possibly execute arbitrary code via a packet larger than 1514 bytes.

Related Files

Gentoo Linux Security Advisory 201609-01
Posted Sep 26, 2016
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201609-1 - Multiple vulnerabilities have been found in QEMU, the worst of which could lead to arbitrary code execution, or cause a Denial of Service condition. Versions less than 2.7.0-r2 are affected.

tags | advisory, denial of service, arbitrary, vulnerability, code execution
systems | linux, gentoo
advisories | CVE-2016-2841, CVE-2016-4001, CVE-2016-4002, CVE-2016-4020, CVE-2016-4439, CVE-2016-4441, CVE-2016-4453, CVE-2016-4454, CVE-2016-4964, CVE-2016-5106, CVE-2016-5107, CVE-2016-5126, CVE-2016-5238, CVE-2016-5337, CVE-2016-5338, CVE-2016-6490, CVE-2016-6833, CVE-2016-6834, CVE-2016-6836, CVE-2016-6888, CVE-2016-7116, CVE-2016-7156, CVE-2016-7157, CVE-2016-7422
MD5 | ebe58a2d5f3e8c87ab5780e9f493bd42
Ubuntu Security Notice USN-2974-1
Posted May 12, 2016
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2974-1 - Zuozhi Fzz discovered that QEMU incorrectly handled USB OHCI emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. Qinghao Tang discovered that QEMU incorrectly handled USB Net emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. Qinghao Tang discovered that QEMU incorrectly handled USB Net emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly leak host memory bytes. Various other issues were also addressed.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2016-2391, CVE-2016-2392, CVE-2016-2538, CVE-2016-2841, CVE-2016-2857, CVE-2016-2858, CVE-2016-3710, CVE-2016-3712, CVE-2016-4001, CVE-2016-4002, CVE-2016-4020, CVE-2016-4037
MD5 | c2708302081e86ba5d1224f981e5cb22
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