CVE-2016-6836

Published: Dec 10, 2016Modified: May 6, 2026

6.0

Vector

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

Exploitability: 1.5 / Impact: 4.0

Source: NVD

Description

The vmxnet3_complete_packet function in hw/net/vmxnet3.c in QEMU (aka Quick Emulator) allows local guest OS administrators to obtain sensitive host memory information by leveraging failure to initialize the txcq_descr object.

Affected (2)

Products: Qemu: Qemu · Debian: Debian Linux

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Qemu Qemu	Up to 2.7.1

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 8.0

Related CWEs

CWE-665

Improper Initialization

The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used.

References (14)

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fdda170e50b8af062cf5741e12c4fb5e57a2eacf

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2016/08/11/5

Source: secalert@redhat.com

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2016/08/18/5

Source: secalert@redhat.com

Mailing ListThird Party Advisory

http://www.securityfocus.com/bid/92444

Source: secalert@redhat.com

Third Party AdvisoryVDB Entry

https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

Source: secalert@redhat.com

Mailing ListThird Party Advisory

https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg02108.html

Source: secalert@redhat.com

PatchThird Party Advisory

https://security.gentoo.org/glsa/201609-01

Source: secalert@redhat.com

Third Party Advisory

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fdda170e50b8af062cf5741e12c4fb5e57a2eacf