HOMEVULNERABILITIESCVE-2016-5105
MEDIUM

CVE-2016-5105

CWE-908Published: September 2, 2016· Updated: Jun 17, 2026

4.4
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2016-5105 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 4.4.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

Canonical1 product(s)
ubuntu linux
Debian1 product(s)
debian linux
qemu1 product(s)
qemu
Source: NVD CPE · 5 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (14)

https://bugzilla.redhat.com/show_bug.cgi?id=1339583Issue Tracking · Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg04419.htmlMailing List · Patch · Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1339583Issue Tracking · Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg04419.htmlMailing List · Patch · Third Party Advisory

Quick Facts

CVE IDCVE-2016-5105
CVSS Score4.4 / 10
SeverityMEDIUM
WeaknessCWE-908
CISA KEVNo
Affected3 vendor(s)
PublishedSep 2, 2016

Related CVEs (CWE-908)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2016-5105 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.