CVE-2017-9373
MEDIUMCVSS 5.5/10EPSS 0.42%
Last modified
CVE-2017-9373 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Memory leak in QEMU (aka Quick Emulator), when built with IDE AHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the AHCI device.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.
Description
Memory leak in QEMU (aka Quick Emulator), when built with IDE AHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the AHCI device.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Qemu | Qemu | <= 2.8.1.1 | — |
| Qemu | Qemu | 2.9.0 | Rc0 |
| Debian | Debian Linux | 8.0 | — |
| Debian | Debian Linux | 9.0 | — |
References
- http://www.debian.org/security/2017/dsa-3920Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/06/05/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98921Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1458270Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
- http://www.debian.org/security/2017/dsa-3920Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/06/05/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98921Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1458270Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-9373?
Memory leak in QEMU (aka Quick Emulator), when built with IDE AHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the AHCI device.
How severe is CVE-2017-9373?
CVE-2017-9373 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.
How do I fix CVE-2017-9373?
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-2017-9373?
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