CVE-2019-20485
Published: March 19, 2020Last modified: November 8, 2023
Description
qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, which allows attackers to cause a denial of service (API blockage).
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.7 |
| Attack Vector | ADJACENT_NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | qemu | Not affected (7.1.0-r4) |
| Stream | qemu | Not affected (8.0.4-r0) |
References
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=953078
- https://bugzilla.redhat.com/show_bug.cgi?id=1809740
- https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=a663a860819287e041c3de672aad1d8543098ecc
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D5GE6ISYUL3CIWO3FQRUGMKTKP2NYED2/
- https://security-tracker.debian.org/tracker/CVE-2019-20485
- https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1730509.html