CVE-2016-7995

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
Weakness: CWE-772

Description

Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.

Affected products

openSUSE Leap: 42.2
QEMU: through 2.7.1

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b16c129daf0fed91febbb88de23dae8271c8898a
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
http://www.openwall.com/lists/oss-security/2016/10/07/3
http://www.openwall.com/lists/oss-security/2016/10/08/4
http://www.securityfocus.com/bid/93454
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg06609.html
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b16c129daf0fed91febbb88de23dae8271c8898a
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
http://www.openwall.com/lists/oss-security/2016/10/07/3
http://www.openwall.com/lists/oss-security/2016/10/08/4
http://www.securityfocus.com/bid/93454
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg06609.html

Get alerted when CVE-2016-7995 or the next vulnerability affects your stack