CVE-2017-12809

medium
Published 2017-08-23 · Modified 2026-05-13
CVSS v3
6.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
CVSS v2
2.1
VIR risk
6.5

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.

Predictions

Exploit likelihood
65%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-12809

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-12809.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://lists.gnu.org/archive/html/qemu-devel/2017-08/msg01850.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debian9.0affected
debian debianbookwormfixed1:2.10.0-1
debian debianbullseyefixed1:2.10.0-1
debian debianforkyfixed1:2.10.0-1
debian debiansidfixed1:2.10.0-1
debian debiantrixiefixed1:2.10.0-1

Application impact

VendorProductVersionsFixed
qemuqemu{"endIncluding":"2.9.1"}
qemuqemu2.10.0

References

CWEs

CWE-476

Verify integrity in audit chain (admin only). AS-IS.