CVE-2018-1064
Publication date 28 March 2018
Last updated 25 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
libvirt version before 4.2.0-rc1 is vulnerable to a resource exhaustion as a result of an incomplete fix for CVE-2018-5748 that affects QEMU monitor but now also triggered via QEMU guest agent.
Status
| Package | Ubuntu Release | Status | 
|---|---|---|
| libvirt | ||
| 20.04 LTS focal | 
                                Not affected 
                                
                               | |
| 18.04 LTS bionic | 
                                Fixed 4.0.0-1ubuntu8.2 
                                
                               | |
| 16.04 LTS xenial | 
                                Fixed 1.3.1-1ubuntu10.24 
                                
                               | |
| 14.04 LTS trusty | 
                                Fixed 1.2.2-0ubuntu13.1.27 
                                
                               | 
Patch details
| Package | Patch details | 
|---|---|
| libvirt | 
Severity score breakdown
| Parameter | Value | 
|---|---|
| Base score |  | 
| Attack vector | Network | 
| Attack complexity | Low | 
| Privileges required | None | 
| User interaction | None | 
| Scope | Unchanged | 
| Confidentiality | None | 
| Integrity impact | None | 
| Availability impact | High | 
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | 
References
Related Ubuntu Security Notices (USN)
- USN-3680-1
- libvirt vulnerability and update
- 12 June 2018