CVE-2020-12430
Published: 28 April 2020
An issue was discovered in qemuDomainGetStatsIOThread in qemu/qemu_driver.c in libvirt 4.10.0 though 6.x before 6.1.0. A memory leak was found in the virDomainListGetStats libvirt API that is responsible for retrieving domain statistics when managing QEMU guests. This flaw allows unprivileged users with a read-only connection to cause a memory leak in the domstats command, resulting in a potential denial of service.
Priority
Medium
CVSS 3 base score: 6.5
Status
| Package | Release | Status |
|---|---|---|
|
libvirt Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| eoan |
Released
(5.4.0-0ubuntu5.4)
|
|
| focal |
Released
(6.0.0-0ubuntu6)
|
|
| precise |
Not vulnerable
(code not present)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Needs triage
|
|
| xenial |
Not vulnerable
(code not present)
|
Notes
| Author | Note |
|---|---|
| mdeslaur | lp-1868539-qemuDomainGetStatsIOThread-Don-t-leak-array-with-0-i.patch in focal/groovy |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12430
- https://ubuntu.com/security/notices/USN-4371-1
- NVD
- Launchpad
- Debian