CVE-2019-3886
First published: Mon Apr 01 2019(Updated: )
A vulnerability was found in libvirt versions >= 4.8.0. An information exposure allows to retrieve the guest hostname under readonly mode References: <a class="bz_bug_link bz_secure " title="" href="show_bug.cgi?id=1692619">https://bugzilla.redhat.com/show_bug.cgi?id=1692619</a>
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Redhat Libvirt | >=4.8.0<5.3.0 | |
| openSUSE Leap | =42.3 | |
| Fedoraproject Fedora | =29 | |
| Fedoraproject Fedora | =30 | |
| debian/libvirt | 7.0.0-3+deb11u3 9.0.0-4+deb12u1 10.6.0-1 10.7.0-2 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html
- http://www.securityfocus.com/bid/107777
- https://access.redhat.com/errata/RHBA-2019:3723
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3886
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CYMNKXAUBZCFBBPFH64FJPH5EJH4GSU2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5DHYIFECZ7BMVXK4EP4FDFZXK7I5MZH/
- https://usn.ubuntu.com/4021-1/
- https://launchpad.net/bugs/cve/CVE-2019-3886
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1692619
- https://www.redhat.com/archives/libvir-list/2019-April/msg00339.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1696055
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1696054
- https://bugzilla.redhat.com/show_bug.cgi?id=1694880
- https://bugzilla.suse.com/show_bug.cgi?id=1131595#c3
- https://libvirt.org/git/?p=libvirt.git;a=commit;h=25736a4c7ed50c101b4f87935f350f1a39a89f6e
- https://libvirt.org/git/?p=libvirt.git;a=commit;h=2a07c990bd9143d7a0fe8d1b6b7c763c52185240
- https://libvirt.org/git/?p=libvirt.git;a=commit;h=ae076bb40e0e150aef41361b64001138d04d6c60
- https://security-tracker.debian.org/tracker/CVE-2019-3886
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3886
- https://nvd.nist.gov/vuln/detail/CVE-2019-3886
- https://ubuntu.com/security/CVE-2019-3886
Frequently Asked Questions
What is CVE-2019-3886?
CVE-2019-3886 is a vulnerability in libvirt 4.8.0 and above that allows the readonly permission to invoke APIs, potentially leading to unintended information disclosure or denial of service.
What is the severity of CVE-2019-3886?
CVE-2019-3886 has a severity rating of 5.4 (medium).
Which software versions are affected by CVE-2019-3886?
Versions 4.8.0 to 5.3.0 of Redhat Libvirt, openSUSE Leap 42.3, Fedora 29, Fedora 30, and various versions of libvirt in Ubuntu and Debian are affected by CVE-2019-3886.
How do I fix CVE-2019-3886 in Redhat Libvirt?
To fix CVE-2019-3886 in Redhat Libvirt, update to version 5.4.0 or newer.
Where can I find more information about CVE-2019-3886?
You can find more information about CVE-2019-3886 in the following references: http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html, http://www.securityfocus.com/bid/107777, and https://access.redhat.com/errata/RHBA-2019:3723
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