drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen beliebiger Kommandos in libvirt
Name: |
Ausführen beliebiger Kommandos in libvirt |
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ID: |
USN-1708-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 12.04 LTS, Ubuntu 12.10 |
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Datum: |
Di, 29. Januar 2013, 19:29 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4423
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-0170 |
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Applikationen: |
libvirt |
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Originalnachricht |
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========================================================================== Ubuntu Security Notice USN-1708-1 January 29, 2013
libvirt vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.10 - Ubuntu 12.04 LTS
Summary:
libvirt could be made to crash or run programs if it received specially crafted network traffic.
Software Description: - libvirt: Libvirt virtualization toolkit
Details:
Wenlong Huang discovered that libvirt incorrectly handled certain RPC calls. A remote attacker could exploit this and cause libvirt to crash, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS. (CVE-2012-4423)
Tingting Zheng discovered that libvirt incorrectly handled cleanup under certain error conditions. A remote attacker could exploit this and cause libvirt to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2013-0170)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 12.10: libvirt-bin 0.9.13-0ubuntu12.2 libvirt0 0.9.13-0ubuntu12.2
Ubuntu 12.04 LTS: libvirt-bin 0.9.8-2ubuntu17.7 libvirt0 0.9.8-2ubuntu17.7
After a standard system update you need to reboot your computer to make all the necessary changes.
References: http://www.ubuntu.com/usn/usn-1708-1 CVE-2012-4423, CVE-2013-0170
Package Information: https://launchpad.net/ubuntu/+source/libvirt/0.9.13-0ubuntu12.2 https://launchpad.net/ubuntu/+source/libvirt/0.9.8-2ubuntu17.7
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