CVE-2017-9373
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.4% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Weakness
- CWE-401
- Record status
- Modified
Affected
- Qemu ≤ 2.8.1.1
- Qemu 2.9.0
- Debian Linux 8.0
- Debian Linux 9.0
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-9373.md and follow it. Check whether this project is affected by CVE-2017-9373. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.openwall.com/lists/oss-security/2017/06/05/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1458270
- http://www.openwall.com/lists/oss-security/2017/06/05/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1458270
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d68f0f778e7f4fbd674627274267f269e40f0b04
- http://www.debian.org/security/2017/dsa-3920
- http://www.openwall.com/lists/oss-security/2017/06/05/1
- http://www.securityfocus.com/bid/98921
- https://access.redhat.com/errata/RHSA-2017:2392
- https://access.redhat.com/errata/RHSA-2017:2408
- https://bugzilla.redhat.com/show_bug.cgi?id=1458270
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d68f0f778e7f4fbd674627274267f269e40f0b04
- http://www.debian.org/security/2017/dsa-3920
- http://www.openwall.com/lists/oss-security/2017/06/05/1
- http://www.securityfocus.com/bid/98921
- https://access.redhat.com/errata/RHSA-2017:2392
- https://access.redhat.com/errata/RHSA-2017:2408
- https://bugzilla.redhat.com/show_bug.cgi?id=1458270
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html