drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Denial of Service in libvirt
Name: |
Denial of Service in libvirt |
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ID: |
USN-3909-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 18.10 |
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Datum: |
Do, 14. März 2019, 23:13 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3840 |
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Applikationen: |
libvirt |
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Originalnachricht |
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --SxkYmuLSWjSsIge13pGqNDIfO7nd4uipz Content-Type: multipart/mixed; boundary="YicbONOzFy8yj4Y0XPhr9jzRko2EVMYg8"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <d596d86c-a98b-1f36-b0d0-260fd160464b@canonical.com> Subject: [USN-3909-1] libvirt vulnerability
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========================================================================== Ubuntu Security Notice USN-3909-1 March 14, 2019
libvirt vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS
Summary:
libvirt could be made to crash under certain conditions.
Software Description: - libvirt: Libvirt virtualization toolkit
Details:
It was discovered that libvirt incorrectly handled waiting for certain agent events. An attacker inside a guest could possibly use this issue to cause libvirtd to stop responding, resulting in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.10: libvirt-clients 4.6.0-2ubuntu3.4 libvirt-daemon 4.6.0-2ubuntu3.4 libvirt0 4.6.0-2ubuntu3.4
Ubuntu 18.04 LTS: libvirt-clients 4.0.0-1ubuntu8.8 libvirt-daemon 4.0.0-1ubuntu8.8 libvirt0 4.0.0-1ubuntu8.8
Ubuntu 16.04 LTS: libvirt-bin 1.3.1-1ubuntu10.25 libvirt0 1.3.1-1ubuntu10.25
After a standard system update you need to reboot your computer to make all the necessary changes.
References: https://usn.ubuntu.com/usn/usn-3909-1 CVE-2019-3840
Package Information: https://launchpad.net/ubuntu/+source/libvirt/4.6.0-2ubuntu3.4 https://launchpad.net/ubuntu/+source/libvirt/4.0.0-1ubuntu8.8 https://launchpad.net/ubuntu/+source/libvirt/1.3.1-1ubuntu10.25
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