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: 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]
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.