CVE-2017-5856

MEDIUM

QEMU < 2.8.1.1 - Denial of Service via MegaRAID Firmware Interface Command Memory Leak

Title source: llm
STIX 2.1

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.

References (7)

Core 7
Core References
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/02/01/19
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/95999
Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1418342
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201702-28
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/02/02/14

Scores

CVSS v3 6.5
EPSS 0.0014
EPSS Percentile 34.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (2)
debian/debian_linux 8.0
qemu/qemu < 2.8.1.1
Published Mar 16, 2017
Tracked Since Feb 18, 2026