Race condition in Xen - CVE-2017-15597

 

Race condition in Xen - CVE-2017-15597

Published: October 25, 2017


Vulnerability identifier: #VU8923
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-15597
CWE-ID: CWE-362
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Xen Project
Affected software:
Xen

Detailed vulnerability description

The vulnerability allows an adjacent administrative attacker to cause DoS condition on the target system.

The weakness exists due to a race condition in certain grant copy operations. A local attacker can trigger a memory corruption error in the hypervisor and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2017-15597

Install update from vendor's website.

Sources