CVE-2017-14317

Severity: medium (CVSS 5.6 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-09-12 · updated 2026-06-17
Weakness: CWE-362

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.).

Affected products

xen: through 4.9.0

References

http://www.securityfocus.com/bid/100826
http://www.securitytracker.com/id/1039350
http://xenbits.xen.org/xsa/advisory-233.html
https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
https://www.debian.org/security/2017/dsa-4050
http://www.securityfocus.com/bid/100826
http://www.securitytracker.com/id/1039350
http://xenbits.xen.org/xsa/advisory-233.html
https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
https://www.debian.org/security/2017/dsa-4050

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