CVE-2015-7549

MEDIUM

qemu < 2.5.0 - Denial of Service via MSI-X MMIO Write Method

Title source: llm
STIX 2.1

Description

The MSI-X MMIO support in hw/pci/msix.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by leveraging failure to define the .write method.

References (7)

Core 7
Core References
Issue Tracking, Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2015/12/14/2
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/80761
Issue Tracking, Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2016/dsa-3471
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1291137
Issue Tracking, Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201602-01
Issue Tracking, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175380.html

Scores

CVSS v3 6.0
EPSS 0.0012
EPSS Percentile 30.2%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (1)
qemu/qemu < 2.5.0
Published Oct 30, 2017
Tracked Since Feb 18, 2026