CVE-2016-4964

Severity: medium (CVSS 6.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-12-10 · updated 2026-06-17

Description

The mptsas_fetch_requests function in hw/scsi/mptsas.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop, and CPU consumption or QEMU process crash) via vectors involving s->state.

Affected products

QEMU: through 2.6.2

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=06630554ccbdd25780aa03c3548aaff1eb56dffd
http://www.openwall.com/lists/oss-security/2016/05/24/4
http://www.openwall.com/lists/oss-security/2016/05/24/7
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg04027.html
https://security.gentoo.org/glsa/201609-01
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=06630554ccbdd25780aa03c3548aaff1eb56dffd
http://www.openwall.com/lists/oss-security/2016/05/24/4
http://www.openwall.com/lists/oss-security/2016/05/24/7
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg04027.html
https://security.gentoo.org/glsa/201609-01

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