CVE-2017-14317
5.6
MEDIUM
CVSS 3.1
EPSS 0.07%
Description
A domain cleanup issue was discovered in the C xenstore daemon (aka cxenstored) in Xen through 4.9.x. When shutting down a VM with a stubdomain, a race in cxenstored may cause a double-free. The xenstored daemon may crash, resulting in a DoS of any parts of the system relying on it (including domain creation / destruction, ballooning, device changes, etc.).
How to fix CVE-2017-14317
To remediate CVE-2017-14317, upgrade the affected package to a fixed version below.
- —upgrade to 4.9.0-r4 or later
- —upgrade to 4.8.2+xsa245-0+deb9u1 or later
Is CVE-2017-14317 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.9.0-r4
- from 0, < 4.8.2+xsa245-0+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.6 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H |