Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2015-7549

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.

Published

2017-10-30T14:29:00.720

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.0 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	< 2.5.0	Yes

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=43b11a91dd861a946b231b89b754285 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175380.html Issue Tracking, Third Party Advisory ([email protected])
http://www.debian.org/security/2016/dsa-3471 Issue Tracking, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2015/12/14/2 Issue Tracking, Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/80761 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1291137 Issue Tracking, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201602-01 Issue Tracking, Third Party Advisory ([email protected])
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=43b11a91dd861a946b231b89b754285 (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175380.html Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2016/dsa-3471 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2015/12/14/2 Issue Tracking, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/80761 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1291137 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201602-01 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)