CVE-2016-7423

low-risk
Published 2016-10-10

The mptsas_process_scsi_io_request function in QEMU (aka Quick Emulator), when built with LSI SAS1068 Host Bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors involving MPTSASRequest objects.

Do I need to act?

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0.14% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.4/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Qemu

References (14)

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9...
Mailing List http://www.openwall.com/lists/oss-security/2016/09/16/11
Mailing List http://www.openwall.com/lists/oss-security/2016/09/16/5
Third Party Advisory http://www.securityfocus.com/bid/92997
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1376776
Mailing List https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html
Third Party Advisory https://security.gentoo.org/glsa/201611-11
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9...
Mailing List http://www.openwall.com/lists/oss-security/2016/09/16/11
Mailing List http://www.openwall.com/lists/oss-security/2016/09/16/5
Third Party Advisory http://www.securityfocus.com/bid/92997
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1376776
Mailing List https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html
Third Party Advisory https://security.gentoo.org/glsa/201611-11
21
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal