drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in SPICE
Name: |
Mehrere Probleme in SPICE |
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ID: |
USN-4617-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 20.10 |
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Datum: |
Mi, 4. November 2020, 23:59 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25653
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25651
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25652
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25650 |
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Applikationen: |
SPICE |
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Originalnachricht |
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========================================================================== Ubuntu Security Notice USN-4617-1 November 04, 2020
spice-vdagent vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in SPICE vdagent.
Software Description: - spice-vdagent: Spice agent for Linux
Details:
Matthias Gerstner discovered that SPICE vdagent incorrectly handled the active_xfers hash table. A local attacker could possibly use this issue to cause SPICE vdagent to consume memory, resulting in a denial of service. (CVE-2020-25650)
Matthias Gerstner discovered that SPICE vdagent incorrectly handled the active_xfers hash table. A local attacker could possibly use this issue to cause SPICE vdagent to consume memory, resulting in a denial of service, or obtain sensitive file contents. (CVE-2020-25651)
Matthias Gerstner discovered that SPICE vdagent incorrectly handled a large number of client connections. A local attacker could possibly use this issue to cause SPICE vdagent to consume resources, resulting in a denial of service. (CVE-2020-25652)
Matthias Gerstner discovered that SPICE vdagent incorrectly handled client connections. A local attacker could possibly use this issue to obtain sensitive information, paste clipboard contents, and transfer files into the active session. (CVE-2020-25653)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.10: spice-vdagent 0.20.0-1ubuntu0.1
Ubuntu 20.04 LTS: spice-vdagent 0.19.0-2ubuntu0.2
Ubuntu 18.04 LTS: spice-vdagent 0.17.0-1ubuntu2.2
After a standard system update you need to reboot your computer to make all the necessary changes.
References: https://usn.ubuntu.com/4617-1 CVE-2020-25650, CVE-2020-25651, CVE-2020-25652, CVE-2020-25653
Package Information: https://launchpad.net/ubuntu/+source/spice-vdagent/0.20.0-1ubuntu0.1 https://launchpad.net/ubuntu/+source/spice-vdagent/0.19.0-2ubuntu0.2 https://launchpad.net/ubuntu/+source/spice-vdagent/0.17.0-1ubuntu2.2
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