CVE-2016-7995
First published: Sat Dec 10 2016(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU KVM | <=2.7.1 | |
| openSUSE | =42.2 |
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Reference Links
- 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
Frequently Asked Questions
What is the severity of CVE-2016-7995?
CVE-2016-7995 has a severity rating that indicates it can lead to denial of service due to memory consumption.
How do I fix CVE-2016-7995?
To fix CVE-2016-7995, upgrade QEMU to a version higher than 2.7.1 or apply the relevant patches if available.
Which software is affected by CVE-2016-7995?
CVE-2016-7995 affects QEMU versions up to and including 2.7.1 and openSUSE Leap 42.2.
What type of vulnerability is CVE-2016-7995?
CVE-2016-7995 is a memory leak vulnerability that can be exploited by local guest OS administrators.
Can CVE-2016-7995 be exploited remotely?
CVE-2016-7995 cannot be exploited remotely as it requires access by local guest OS administrators.
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