CVE-2016-6835

MEDIUM

QEMU < 2.6.0 - Denial of Service via vmxnet_tx_pkt_parse_headers Buffer Over-Read

Title source: llm
STIX 2.1

Description

The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer over-read) by leveraging failure to check IP header length.

References (6)

Core 6
Core References
Patch, Vendor Advisory mailing-list x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-stable/2016-08/msg00077.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/08/11/7
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/08/18/4
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2392

Scores

CVSS v3 6.0
EPSS 0.0007
EPSS Percentile 21.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Details

Status published
Products (3)
debian/debian_linux 8.0
qemu/qemu < 2.6.0
redhat/virtualization 4.0
Published Dec 10, 2016
Tracked Since Feb 18, 2026