SB2018090639 - Denial of service in xen (Alpine package)
Published: September 6, 2018
Security Bulletin ID
SB2018090639
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) Denial of service (CVE-ID: CVE-2018-14678)
CWE-ID: CWE-388 - Error Handling
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 vulnerability exists due to an uninitialized %ebx state error in a failsafe callback path on x86 PV systems. An adjacent attacker can cause the service to crash.
Remediation
Install update from vendor's website.