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CVE-2016-6835

Published: 18 August 2016

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.

Priority

Medium

Cvss 3 Severity Score

6.0

Score breakdown

Status

Package Release Status
qemu-kvm
Launchpad, Ubuntu, Debian
upstream Needs triage

precise Not vulnerable
(code not present)
trusty Does not exist

xenial Does not exist

yakkety Does not exist

qemu
Launchpad, Ubuntu, Debian
upstream Needs triage

precise Does not exist

trusty
Released (2.0.0+dfsg-2ubuntu1.30)
xenial
Released (1:2.5+dfsg-5ubuntu10.6)
yakkety
Released (1:2.6.1+dfsg-0ubuntu5.1)
Patches:
upstream: https://github.com/qemu/qemu/commit/eb700029c7836798046191d62d595363d92c84d4
upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=93060258ae748573ca7197204125a2670047896d (2.6)

Severity score breakdown

Parameter Value
Base score 6.0
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H