CVE-2017-5856
Qemu: scsi: megasas: host memory leakage in megasas_handle_dcmd
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · January 2, 2017
Updated · May 13, 2026
Description
Memory leak in the megasas_handle_dcmd function in hw/scsi/megasas.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) via MegaRAID Firmware Interface (MFI) commands with the sglist size set to a value over 2 Gb.
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 · 3CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L
CVSS 2.0 · 2.3AV:A/AC:M/Au:S/C:N/I:N/A:P
CWE-772 · Missing Release of Resource after Effective Lifetime