Vulnerability in Qemu
CVE-2017-17381
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (32.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Qemu — versions 2.11.0
- Debian Linux — versions 9.0
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2017/12/05/2 (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2018/dsa-4213 (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/102059 (VDB Entry, Third Party Advisory, vdb-entry)
- usn.ubuntu.com/3575-1/ (vendor-advisory, Third Party Advisory)
- lists.gnu.org/archive/html/qemu-devel/2017-12/msg00166.html (mailing-list, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2017-17381?
- CVE-2017-17381 is a medium-severity vulnerability in Qemu, classified under Divide By Zero. CVSS score: 6.5/10. Published 2017-12-07.
- How severe is CVE-2017-17381?
- Medium severity. CVSS v3 base score is 6.5 out of 10.