Vulnerability in Red Hat Enterprise Linux
CVE-2020-12430
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- Red Hat Enterprise Linux — versions 8.0
- Red Hat Libvirt
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Permissions Required, Issue Tracking, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- libvirt.org/git/
- security.netapp.com/advisory/ntap-20200518-0003/
- usn.ubuntu.com/4371-1/ (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2024/04/msg00000.html (mailing-list)
Frequently asked questions
- What is CVE-2020-12430?
- CVE-2020-12430 is a medium-severity vulnerability in Red Hat Enterprise Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 6.5/10. Published 2020-04-28.
- How severe is CVE-2020-12430?
- Medium severity. CVSS v3 base score is 6.5 out of 10.