Resource exhaustion in QEMU - CVE-2017-15119
Published: March 23, 2018 / Updated: May 30, 2018
Vulnerability identifier: #VU11231
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-15119
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists due to resource exhaustion when sending large option requests, making the server waste CPU time on reading up to 4GB per request. A remote attacker can cause the service to crash.
The weakness exists due to resource exhaustion when sending large option requests, making the server waste CPU time on reading up to 4GB per request. A remote attacker can cause the service to crash.
Affected software
QEMU
Debian Linux
SUSE Linux
Fedora
Red Hat Virtualization
Red Hat Virtualization for IBM Power LE
Red Hat OpenStack
Red Hat OpenStack for IBM Power
qemu
Debian Linux
SUSE Linux
Fedora
Red Hat Virtualization
Red Hat Virtualization for IBM Power LE
Red Hat OpenStack
Red Hat OpenStack for IBM Power
qemu
How to mitigate CVE-2017-15119
Update to version 2.11.1 or later.
qemu - update to 2.10.2-1.fc27