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💡 Newskategorie: Unix Server
🔗 Quelle: ubuntu.com
Ubuntu Security Notice USN-2834-1
14th December, 2015
libxml2 vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 15.10
- Ubuntu 15.04
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
libxml2 could be made to crash if it opened a specially crafted file.
Software description
- libxml2 - GNOME XML library
Details
Kostya Serebryany discovered that libxml2 incorrectly handled certain
malformed documents. If a user or automated system were tricked into
opening a specially crafted document, an attacker could possibly cause
libxml2 to crash, resulting in a denial of service. (CVE-2015-5312,
CVE-2015-7497, CVE-2015-7498, CVE-2015-7499,CVE-2015-7500)
Hugh Davenport discovered that libxml2 incorrectly handled certain
malformed documents. If a user or automated system were tricked into
opening a specially crafted document, an attacker could possibly cause
libxml2 to crash, resulting in a denial of service. (CVE-2015-8241,
CVE-2015-8242)
Hanno Boeck discovered that libxml2 incorrectly handled certain
malformed documents. If a user or automated system were tricked into
opening a specially crafted document, an attacker could possibly cause
libxml2 to crash, resulting in a denial of service. This issue only applied
to Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 15.04. (CVE-2015-8317)
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 15.10:
- libxml2 2.9.2+zdfsg1-4ubuntu0.2
- Ubuntu 15.04:
- libxml2 2.9.2+dfsg1-3ubuntu0.2
- Ubuntu 14.04 LTS:
- libxml2 2.9.1+dfsg1-3ubuntu4.6
- Ubuntu 12.04 LTS:
- libxml2 2.7.8.dfsg-5.1ubuntu4.13
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.
References
CVE-2015-5312, CVE-2015-7497, CVE-2015-7498, CVE-2015-7499, CVE-2015-7500, CVE-2015-8241, CVE-2015-8242, CVE-2015-8317
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