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Vulnerability record · CVE-2016-4002 · published 26 April 2016

CVE-2016-4002: Qemu classic buffer overflow vulnerability

Qemu · Qemu

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.

9.8 CVSS 3.1 Critical EPSS 6.3% · top 6.6% CWE-120 · Classic buffer overflow
9.8CVSS 3.1 base score, v2 6.8
6.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
22References
17 Jun 2026Last modified by NVD

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.html Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/04/11/6 Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/04/12/7 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/85992 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2974-1 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1326082 Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing ListThird Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg01131.html Mailing ListPatchThird Party Advisory
https://security.gentoo.org/glsa/201609-01 Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183275.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183350.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184209.html Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/04/11/6 Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/04/12/7 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/85992 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2974-1 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1326082 Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html Mailing ListThird Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg01131.html Mailing ListPatchThird Party Advisory
https://security.gentoo.org/glsa/201609-01 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2016-4002), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.