CVE-2016-5105

MEDIUM

Qemu < 2.6.2 - Use of Uninitialized Resource

Title source: rule

Description

The megasas_dcmd_cfg_read function in hw/scsi/megasas.c in QEMU, when built with MegaRAID SAS 8708EM2 Host Bus Adapter emulation support, uses an uninitialized variable, which allows local guest administrators to read host memory via vectors involving a MegaRAID Firmware Interface (MFI) command.

References (7)

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/05/25/5

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/05/26/7

[Third Party Advisory] http://www.ubuntu.com/usn/USN-3047-1

[Third Party Advisory] http://www.ubuntu.com/usn/USN-3047-2

[Issue Tracking, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1339583

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

[Mailing List, Patch, Third Party Advisory] https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg04419.html

Scores

CVSS v3 4.4

EPSS 0.0007

EPSS Percentile 21.7%

Attack Vector LOCAL

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

Classification

CWE

CWE-908

Status published

Affected Products (6)

qemu/qemu < 2.6.2

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

debian/debian_linux

n/a/n/a

Timeline

Published Sep 02, 2016

Tracked Since Feb 18, 2026