CVE-2017-17381
medium
CVSS v3
6.5
CVSS v2
2.1
VIR risk
6.5
Description
The Virtio Vring implementation in QEMU allows local OS guest users to cause a denial of service (divide-by-zero error and QEMU process crash) by unsetting vring alignment while updating Virtio rings.
Predictions
Exploit likelihood
65%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-17381
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-17381.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | 9.0 | affected | |
| debian | bookworm | fixed | 1:2.11+dfsg-1 |
| debian | bullseye | fixed | 1:2.11+dfsg-1 |
| debian | forky | fixed | 1:2.11+dfsg-1 |
| debian | sid | fixed | 1:2.11+dfsg-1 |
| debian | trixie | fixed | 1:2.11+dfsg-1 |
References
- http://www.openwall.com/lists/oss-security/2017/12/05/2
- http://www.securityfocus.com/bid/102059
- https://lists.gnu.org/archive/html/qemu-devel/2017-12/msg00166.html
- https://usn.ubuntu.com/3575-1/
- https://www.debian.org/security/2018/dsa-4213
- https://www.suse.com/security/cve/CVE-2017-17381.html
- https://security-tracker.debian.org/tracker/CVE-2017-17381
CWEs
CWE-369
Verify integrity in audit chain (admin only). AS-IS.