canonical apport 2.20.11-0ubuntu18 vulnerabilities and exploits

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TOCTOU Race Condition vulnerability in apport allows a local malicious user to escalate privileges and execute arbitrary code. An attacker may exit the crashed process and exploit PID recycling to spawn a root process with the same PID as the crashed process, which can then be us...

An unhandled exception in check_ignored() in apport/report.py can be exploited by a local malicious user to cause a denial of service. If the mtime attribute is a string value in apport-ignore.xml, it will trigger an unhandled exception, resulting in a crash. Fixed in 2.20.1-0ubu...

Function check_attachment_for_errors() in file data/general-hooks/ubuntu.py could be tricked into exposing private data via a constructed crash file. This issue affects: apport 2.14.1 versions before 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions before 2.20.1-0ubuntu2.30+esm2; 2.20.9 ...

An information disclosure via path traversal exists in apport/hookutils.py function read_file(). This issue affects: apport 2.14.1 versions before 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions before 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions before 2.20.9-0ubuntu7.26; 2.20.11 versions ...

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