CVE-2016-9916
MEDIUMCVSS 6.5/10EPSS 0.44%
Last modified
CVE-2016-9916 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Memory leak in hw/9pfs/9p-proxy.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup operation in the proxy backend.. EPSS estimates a 0.44% chance of exploitation in the next 30 days.
Description
Memory leak in hw/9pfs/9p-proxy.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup operation in the proxy backend.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Qemu | Qemu | < 2.8.0 | — |
| Qemu | Qemu | 2.8.0 | Rc0 |
| Debian | Debian Linux | 8.0 | — |
References
- http://www.openwall.com/lists/oss-security/2016/12/06/11Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/08/7Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/94729Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg03278.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201701-49Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/06/11Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/08/7Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/94729Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg03278.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201701-49Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-9916?
Memory leak in hw/9pfs/9p-proxy.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup operation in the proxy backend.
How severe is CVE-2016-9916?
CVE-2016-9916 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.
How do I fix CVE-2016-9916?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2016-9916?
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