CVE-2016-6888

4.4 MEDIUM
Published: December 10, 2016 Modified: May 06, 2026
View on NVD

Description

Integer overflow in the net_tx_pkt_init function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU process crash) via the maximum fragmentation count, which triggers an unchecked multiplication and NULL pointer dereference.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=47882fa4975bf0b58dd74474329fdd7154e8f04c
Source: cve@mitre.org
http://www.openwall.com/lists/oss-security/2016/08/19/10
Source: cve@mitre.org
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/08/19/6
Source: cve@mitre.org
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/92556
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:2392
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408
Source: cve@mitre.org
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
Source: cve@mitre.org
Mailing List Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg03176.html
Source: cve@mitre.org
Patch Third Party Advisory
https://security.gentoo.org/glsa/201609-01
Source: cve@mitre.org
Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=47882fa4975bf0b58dd74474329fdd7154e8f04c
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2016/08/19/10
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/08/19/6
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/92556
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:2392
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg03176.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://security.gentoo.org/glsa/201609-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

18 reference(s) from NVD

Quick Stats

CVSS v3 Score
4.4 / 10.0
EPSS (Exploit Probability)
0.1%
27th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-190

Affected Vendors

redhat debian qemu

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