SB20180404120 - Improper input validation in xen (Alpine package)
Published: April 4, 2018
Security Bulletin ID
SB20180404120
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper input validation (CVE-ID: CVE-2017-15591)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: 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/E:U/U:Clear
The vulnerability allows an adjacent attacker to cause DoS condition on the target system.
The weakness exists in x86 systems due to improper request processing. An adjacent attacker can use a domain that controls a guest system and cause the system to crash.
Successful exploitation of the vulnerability may result in denial of service.
Remediation
Install update from vendor's website.