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CVE-2017-12809
QEMU (aka Quick Emulator), when built with the IDE disk and CD/DVD-ROM Emulator support, allows local guest OS privileged users to cause a…
Medium6.5EPSS 0.39%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
QEMU (aka Quick Emulator), when built with the IDE disk and CD/DVD-ROM Emulator support, allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by flushing an empty CDROM device drive.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.39% · top 67% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
Affected products
n/a
- affected n/a
References (4)
- DSA-3991 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [qemu-devel] 20170809 [Qemu-devel] [PATCH 1/2] IDE: Do not flush empty CDROM drives (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 100451 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [oss-security] 20170821 CVE-2017-12809 Qemu: ide: flushing of empty CDROM drives leads to NULL dereference (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2017-12809)Record last updated .