CVE-2016-7423

Qemu: scsi: mptsas: OOB access when freeing MPTSASRequest object

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Severity

Moderate

Red Hat Product Security

4.4

CVSS 3.0

Review impact separately from score.

Published · September 15, 2016

Updated · November 21, 2025

Description

A flaw was found in the Quick Emulator(QEMU) built with LSI SAS1068 Host Bus emulation support, where it is vulnerable to an invalid memory-access issue. The flaw could occur while processing SCSI IO requests in the mptsas_process_scsi_io_request routine. A privileged user inside the guest could use this flaw to crash the QEMU-process instance on the host (denial of service).

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.4
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L

CVSS 2.0 · 3.8
AV:A/AC:M/Au:S/C:N/I:P/A:P

CWE-787 · Out-of-bounds Write