Denial of service in Xen - CVE-2017-15596
Published: August 24, 2017 / Updated: July 28, 2020
Vulnerability identifier: #VU8005
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-15596
CWE-ID: CWE-264
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Xen Project
Affected software:
Xen
Xen
Detailed vulnerability description
The vulnerability allows a local administrative attacker on the guest system to cause DoS condition on the host system.
The weakness exists in ARM systems due to an error condition in add-to-physmap operations. A local attacker can prevent the use of a physical CPU for an arbitrary period of time.
Successful exploitation of the vulnerability results in denial of service.
The weakness exists in ARM systems due to an error condition in add-to-physmap operations. A local attacker can prevent the use of a physical CPU for an arbitrary period of time.
Successful exploitation of the vulnerability results in denial of service.
How to mitigate CVE-2017-15596
Install update from vendor's website.