Ubuntu Security Notice 4051-2 - USN-4051-1 fixed a vulnerability in apport. This update provides the corresponding update for Ubuntu 14.04 ESM. Kevin Backhouse discovered a race-condition when reading the user's local Apport configuration. This could be used by a local attacker to cause Apport to include arbitrary files in a resulting crash report. Various other issues were also addressed.
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Ubuntu Security Notice USN-4051-2
July 09, 2019
apport vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
Summary:
Apport could be made to expose sensitive information in crash reports.
Software Description:
- apport: automatically generate crash reports for debugging
Details:
USN-4051-1 fixed a vulnerability in apport. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Kevin Backhouse discovered a race-condition when reading the user's local
Apport configuration. This could be used by a local attacker to cause
Apport to include arbitrary files in a resulting crash report.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 ESM:
python-apport 2.14.1-0ubuntu3.29+esm1
python3-apport 2.14.1-0ubuntu3.29+esm1
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4051-2
https://usn.ubuntu.com/4051-1
CVE-2019-7307