#VU17902 Resource management error in Xen - CVE-2019-17345
Published: March 5, 2019 / Updated: July 28, 2020
Vulnerability identifier: #VU17902
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U/U:Clear
CVE-ID: CVE-2019-17345
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Xen
Xen
Software vendor:
Xen Project
Xen Project
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error related to page type reference counting with failed IOMMU update. A local user of guest operating system can use a specially crafted kernel to perform denial of service attack against the host system.
Remediation
Apply the patch: