Whoopsie could be made to crash, expose sensitive information or run programs if it processed a specially crafted crash report.

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Ubuntu Security Notice USN-4170-1
October 30, 2019

whoopsie vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.10
- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Whoopsie could be made to crash, expose sensitive information or run
programs if it processed a specially crafted crash report.

Software Description:
- whoopsie: Ubuntu error tracker submission

Details:

Kevin Backhouse discovered Whoopsie incorrectly handled very large crash
reports. A local attacker could possibly use this issue to cause a denial
of service, expose sensitive information or execute code as the whoopsie
user.

Update instructions:

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

Ubuntu 19.10:
  libwhoopsie0                    0.2.66ubuntu0.1
  whoopsie                        0.2.66ubuntu0.1

Ubuntu 19.04:
  libwhoopsie0                    0.2.64ubuntu0.2
  whoopsie                        0.2.64ubuntu0.2

Ubuntu 18.04 LTS:
  libwhoopsie0                    0.2.62ubuntu0.2
  whoopsie                        0.2.62ubuntu0.2

Ubuntu 16.04 LTS:
  libwhoopsie0                    0.2.52.5ubuntu0.2
  whoopsie                        0.2.52.5ubuntu0.2

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

References:
  https://usn.ubuntu.com/4170-1
  CVE-2019-11484

Package Information:
  https://launchpad.net/ubuntu/+source/whoopsie/0.2.66ubuntu0.1
  https://launchpad.net/ubuntu/+source/whoopsie/0.2.64ubuntu0.2
  https://launchpad.net/ubuntu/+source/whoopsie/0.2.62ubuntu0.2
  https://launchpad.net/ubuntu/+source/whoopsie/0.2.52.5ubuntu0.2