CVE-2020-16092
First published: Fri Jul 24 2020(Updated: )
An assertion failure flaw was found in QEMU in the network packet processing component. This issue affects the "e1000e" and "vmxnet3" network devices. This flaw allows a malicious guest user or process to abort the QEMU process on the host, resulting in a denial of service.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/qemu-kvm-ma | <10:2.12.0-48.el7_9.2 | 10:2.12.0-48.el7_9.2 |
| redhat/qemu-kvm | <10:1.5.3-175.el7_9.3 | 10:1.5.3-175.el7_9.3 |
| redhat/qemu-kvm-rhev | <10:2.12.0-48.el7_9.2 | 10:2.12.0-48.el7_9.2 |
| QEMU qemu | <=5.0.0 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| openSUSE Leap | =15.2 | |
| redhat/qemu-kvm | <5.1.0 | 5.1.0 |
| debian/qemu | 1:5.2+dfsg-11+deb11u3 1:5.2+dfsg-11+deb11u2 1:7.2+dfsg-7+deb12u7 1:9.1.1+ds-2 1:9.1.1+ds-4 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2020-16092 https://nvd.nist.gov/vuln/detail/CVE-2020-16092
- https://bugzilla.redhat.com/show_bug.cgi?id=1860283
- https://access.redhat.com/errata/RHSA-2020:5111
- https://access.redhat.com/errata/RHSA-2021:0346
- https://access.redhat.com/errata/RHSA-2021:0347
- https://access.redhat.com/errata/RHSA-2021:1762
- https://access.redhat.com/errata/RHSA-2021:0934
- https://access.redhat.com/errata/RHSA-2021:0459
- https://access.redhat.com/security/cve/cve-2020-16092
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00024.html
- http://www.openwall.com/lists/oss-security/2020/08/10/1
- https://lists.debian.org/debian-lts-announce/2020/09/msg00013.html
- https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg07563.html
- https://security.gentoo.org/glsa/202208-27
- https://security.netapp.com/advisory/ntap-20200821-0006/
- https://usn.ubuntu.com/4467-1/
- https://www.debian.org/security/2020/dsa-4760
- https://launchpad.net/bugs/cve/CVE-2020-16092
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1861058
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1861059
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1861060
- https://git.qemu.org/?p=qemu.git;a=commit;h=035e69b063835a5fd23cacabd63690a3d84532a8
- https://security-tracker.debian.org/tracker/CVE-2020-16092
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16092
- https://nvd.nist.gov/vuln/detail/CVE-2020-16092
- https://ubuntu.com/security/CVE-2020-16092
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-16092.
What is the severity of CVE-2020-16092?
The severity of CVE-2020-16092 is low.
Which software is affected by CVE-2020-16092?
QEMU versions up to 5.0.0 are affected, specifically the e1000e and vmxnet3 network devices.
How can a malicious user exploit CVE-2020-16092?
A malicious guest user/process could exploit CVE-2020-16092 to abort the QEMU process on the host, causing a denial of service.
Where can I find more information about CVE-2020-16092?
You can find more information about CVE-2020-16092 in the following references: [Reference 1](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1861058), [Reference 2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1861059), [Reference 3](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1861060).
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