Memory leak in Xen - CVE-2017-15593
Published: November 29, 2017
Vulnerability identifier: #VU9450
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-15593
CWE-ID: CWE-401
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows an adjacent attacker to cause DoS conditions on the target system.
The weakness exists due to mishandling of reference counts. An adjacent attacker can trigger memory leak and cause the service to crash.
The weakness exists due to mishandling of reference counts. An adjacent attacker can trigger memory leak and cause the service to crash.
Affected software
Xen
Debian Linux
Gentoo Linux
Fedora
xen (Alpine package)
xen
Debian Linux
Gentoo Linux
Fedora
xen (Alpine package)
xen
How to mitigate CVE-2017-15593
Install update from vendor's website.
xen (Alpine package) - update to 4.6.6-r2
xen - addressed in versions 4.7.3-7.fc25, 4.7.3-9.fc25, 4.7.4-1.fc25, 4.8.2-4.fc26, 4.9.0-12.fc27, 4.9.0-14.fc27
xen - addressed in versions 4.7.3-7.fc25, 4.7.3-9.fc25, 4.7.4-1.fc25, 4.8.2-4.fc26, 4.9.0-12.fc27, 4.9.0-14.fc27