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Ubuntu Security Notice USN-4619-1
November 05, 2020
dom4j vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 16.04 LTS
Summary:
dom4j could be made to crash or run programs if it received a specially
crafted file.
Software Description:
– dom4j: Flexible XML framework for Java
Details:
Mário Areias discovered that dom4j did not properly validate XML document
elements. An attacker could exploit this with a crafted XML file to cause
dom4j to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2018-1000632)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.04 LTS:
libdom4j-java 1.6.1+dfsg.3-2ubuntu1.2
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4619-1
CVE-2018-1000632
Package Information:
https://launchpad.net/ubuntu/+source/dom4j/1.6.1+dfsg.3-2ubuntu1.2
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