CVE-2016-4453
Publication date 1 June 2016
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
The vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a VGA command.
Status
Package | Ubuntu Release | Status |
---|---|---|
qemu | 16.04 LTS xenial |
Fixed 1:2.5+dfsg-5ubuntu10.3
|
14.04 LTS trusty |
Fixed 2.0.0+dfsg-2ubuntu1.26
|
|
qemu-kvm | 16.04 LTS xenial | Not in release |
14.04 LTS trusty | Not in release | |
Notes
tyhicks
Marking as negligible because a privileged user inside the guest could shut down the guest OS.
Patch details
Package | Patch details |
---|---|
qemu |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 4.4 · Medium |
Attack vector | Local |
Attack complexity | Low |
Privileges required | High |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-3047-1
- QEMU vulnerabilities
- 4 August 2016