Vulnerability Description
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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 2.6.2 |
| Fedoraproject | Fedora | 22 |
| Canonical | Ubuntu Linux | 12.04 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/04/11/6Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/04/12/7Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/85992Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2974-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1326082Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.htmlMailing ListThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg01131.htmlMailing ListPatchThird Party Advisory
- https://security.gentoo.org/glsa/201609-01Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/04/11/6Mailing ListPatchThird Party Advisory
FAQ
What is CVE-2016-4002?
CVE-2016-4002 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 corr...
How severe is CVE-2016-4002?
CVE-2016-4002 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2016-4002?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Fedoraproject Fedora, Canonical Ubuntu Linux, Debian Debian Linux.