CVE-2020-12430
First published: Mon Apr 27 2020(Updated: )
A libvirt flaw affecting the domstats command was reported internally. This bug may allow a user on a read-only connection to cause a memory leak in domstats, resulting in a potential denial of service. Reference: <a class="bz_bug_link bz_secure " title="" href="show_bug.cgi?id=1804548">https://bugzilla.redhat.com/show_bug.cgi?id=1804548</a> Upstream fix: <a href="https://libvirt.org/git/?p=libvirt.git;a=commit;h=9bf9e0ae6af38c806f4672ca7b12a6b38d5a9581">https://libvirt.org/git/?p=libvirt.git;a=commit;h=9bf9e0ae6af38c806f4672ca7b12a6b38d5a9581</a>
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Redhat Libvirt | >=4.10.0<6.1.0 | |
| Redhat Enterprise Linux | =8.0 | |
| redhat/libvirt | <6.1.0 | 6.1.0 |
| ubuntu/libvirt | <5.4.0-0ubuntu5.4 | 5.4.0-0ubuntu5.4 |
| ubuntu/libvirt | <6.0.0-0ubuntu6 | 6.0.0-0ubuntu6 |
| debian/libvirt | 7.0.0-3+deb11u2 9.0.0-4 10.6.0-1 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1804548
- https://bugzilla.redhat.com/show_bug.cgi?id=1828190
- https://libvirt.org/git/?p=libvirt.git;a=commit;h=9bf9e0ae6af38c806f4672ca7b12a6b38d5a9581
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D5GE6ISYUL3CIWO3FQRUGMKTKP2NYED2/
- https://security.netapp.com/advisory/ntap-20200518-0003/
- https://usn.ubuntu.com/4371-1/
- https://launchpad.net/bugs/cve/CVE-2020-12430
- https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=9bf9e0ae6af38c806f4672ca7b12a6b38d5a9581
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D5GE6ISYUL3CIWO3FQRUGMKTKP2NYED2/
- https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1804548
- https://libvirt.org/git/?p=libvirt.git;a=commit;h=d1eac92784573559b6fd56836e33b215c89308e3
- https://libvirt.org/git/?p=libvirt.git;a=commit;h=76a5bc4eef9f60ef73f5e0b272f4e0a5270e31de
- https://security-tracker.debian.org/tracker/CVE-2020-12430
- https://ubuntu.com/security/notices/USN-4371-1
- https://www.cve.org/CVERecord?id=CVE-2020-12430
- https://nvd.nist.gov/vuln/detail/CVE-2020-12430
- https://ubuntu.com/security/CVE-2020-12430
Frequently Asked Questions
What is CVE-2020-12430?
CVE-2020-12430 is a vulnerability found in libvirt, a library for managing virtualization technologies, before version 6.1.0.
How does CVE-2020-12430 affect my system?
CVE-2020-12430 can lead to a memory leak in the virDomainListGetStats libvirt API, potentially allowing unprivileged users to exhaust system memory resources.
What is the severity of CVE-2020-12430?
The severity of CVE-2020-12430 is medium, with a CVSS score of 6.5.
Which versions of libvirt are affected by CVE-2020-12430?
Versions of libvirt before 6.1.0 are affected by CVE-2020-12430.
How can I fix CVE-2020-12430?
Update libvirt to version 6.1.0 or later to fix CVE-2020-12430.
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