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Ubuntu 19.04, 18.04 LTS, 16.04 LTS: IBus Local Key Capture Advisory

ubuntu
Calendar Grey September 16, 2019
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-4150-2 pertains to a vulnerability in the GDM service that could allow unauthorized users to exploit session information.
IBus would allow local users to capture key strokes of other locally logged in users.

Summary

IBus would allow local users to capture key strokes of other locally logged

in users.

Software Description:

- ibus: Intelligent Input Bus - core

Details:

Simon McVittie discovered that IBus did not enforce appropriate access

controls on its private D-Bus socket. A local unprivileged user who

discovers the IBus socket address of another user could exploit this to

capture the key strokes of the other user.

Topics%20covered

Topics Covered

security advisory input method local access information disclosure ubuntu ibus key capture

Update Instructions

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

Ubuntu 19.04:
  ibus                            1.5.19-1ubuntu2.1

Ubuntu 18.04 LTS:
  ibus                            1.5.17-3ubuntu5.1

Ubuntu 16.04 LTS:
  ibus                            1.5.11-1ubuntu2.2

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

https://ubuntu.com/security/notices/USN-4134-1

CVE-2019-14822

Severity
important
Lowest
Low
Medium
High
Critical

September 16, 2019

Topics%20covered

Topics Covered

security advisory input method local access information disclosure ubuntu ibus key capture

Package Information

https://launchpad.net/ubuntu/+source/ibus/1.5.19-1ubuntu2.1
https://launchpad.net/ubuntu/+source/ibus/1.5.17-3ubuntu5.1
https://launchpad.net/ubuntu/+source/ibus/1.5.11-1ubuntu2.2

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