USN-5122-2: Apport vulnerability | Ubuntu security notices

Packages

apport - automatically generate crash reports for debugging

Details

USN-5122-1 fixed a vulnerability in Apport. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that Apport could be tricked into writing core files as
root into arbitrary directories in certain scenarios. A local attacker
could possibly use this issue to escalate privileges. On Ubuntu 16.04 ESM
This update will cause Apport to generate all core files in the /var/lib/apport/coredump
directory. On Ubuntu 14.04 ESM, core file generation has been disabled by default.

USN-5122-1 fixed a vulnerability in Apport. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that Apport could be tricked into writing core files as
root into arbitrary directories in certain scenarios. A local attacker
could possibly use this issue to escalate privileges. On Ubuntu 16.04 ESM
This update will cause Apport to generate all core files in the /var/lib/apport/coredump
directory. On Ubuntu 14.04 ESM, core file generation has been disabled by default.

Update instructions

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

Learn more about how to get the fixes.

Ubuntu Release	Package Version
16.04 xenial	apport – 2.20.1-0ubuntu2.30+esm3
16.04 xenial	python3-apport – 2.20.1-0ubuntu2.30+esm3
14.04 trusty	apport – 2.14.1-0ubuntu3.29+esm9
14.04 trusty	python3-apport – 2.14.1-0ubuntu3.29+esm9

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References

https://launchpad.net/bugs/1948657