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Ubuntu 14.04 ESM: USN-4171-4 Critical Apport Regression Issue

ubuntu
Calendar Grey November 5, 2019
Dist Ubuntu Esm H88
The Ubuntu Security Notice USN-4172-5 pertains to a regression in Apport impacting Ubuntu 14.04 ESM, delivering essential security enhancements and fixes.
USN-4171-2 introduced a regression in Apport.

Summary

USN-4171-2 introduced a regression in Apport.

Software Description:

- apport: automatically generate crash reports for debugging

Details:

USN-4171-2 fixed a vulnerability in Apport. The update caused a regression

in the Python Apport library. This update fixes the problem for Ubuntu 14.04 ESM.

We apologize for the inconvenience.

Original advisory details:

Kevin Backhouse discovered Apport would read its user-controlled settings

file as the root user. This could be used by a local attacker to possibly

crash Apport or have other unspecified consequences. (CVE-2019-11481)

Sander Bos discovered a race-condition in Apport during core dump

creation. This could be used by a local attacker to generate a crash report

for a privileged process that is readable by an unprivileged user.

(CVE-2019-11482)

Sander Bos discovered Apport mishandled crash dumps originating from

containers. This could be used by a local attacker to generate a crash

report for a privileged process that...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory security issue update DoS Ubuntu regression apport

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.04 ESM:
  apport                          2.14.1-0ubuntu3.29+esm3
  python-apport                   2.14.1-0ubuntu3.29+esm3
  python3-apport                  2.14.1-0ubuntu3.29+esm3

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-4171-4

https://ubuntu.com/security/notices/USN-4171-1

Severity
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November 05, 2019

Topics%20covered

Topics Covered

security advisory security issue update DoS Ubuntu regression apport

Package Information

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