A flaw was discovered in ibus that allows any unprivileged user to monitor and send method calls to the ibus bus of another user due to a misconfiguration in the DBus server setup. A local attacker may use this flaw to intercept all keystrokes of a victim user who is using the graphical interface, change the input method engine, or modify other input related configurations of the victim user.

References

• https://nvd.nist.gov/vuln/detail/CVE-2019-14822
• https://bugzilla.redhat.com/show_bug.cgi?id=1717958
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14822
• https://usn.ubuntu.com/4134-3/
• https://www.oracle.com/security-alerts/cpuapr2022.html