Description
The default configuration of IBUS 1.5.4, and possibly 1.5.2 and earlier, when IBus.InputPurpose.PASSWORD is not set and used with GNOME 3, does not obscure the entered password characters, which allows physically proximate attackers to obtain a user password by reading the lockscreen.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ibus-anthy | 1.5.4-1 | — |
| Debian 14 | ibus-chewing | 1.4.3-4 | — |
| Debian 14 | ibus-pinyin | 1.5.0-1 | — |
| Debian 14 | mozc | 1.12.1599.102-1 | — |
| Debian 13 | ibus-anthy | 1.5.4-1 | — |
| Debian 13 | ibus-chewing | 1.4.3-4 | — |
| Debian 13 | ibus-pinyin | 1.5.0-1 | — |
| Debian 13 | mozc | 1.12.1599.102-1 | — |
| Debian 12 | ibus-anthy | 1.5.4-1 | — |
| Debian 12 | ibus-chewing | 1.4.3-4 | — |
| Debian 12 | ibus-pinyin | 1.5.0-1 | — |
| Debian 12 | mozc | 1.12.1599.102-1 | — |
References
- https://github.com/ibus/ibus-anthy/commit/6aae0a9f145f536515e268dd6b25aa740a5edfe7
- openSUSE-SU-2013:1686 vendor-advisory
- openSUSE-SU-2014:0068 vendor-advisory
- https://code.google.com/p/mozc/issues/attachmentText?id=199&aid=1990002000&name=ibus-mozc_support_ibus-1.5.4_rev2.diff&token=P62umpXGXx68XJT6zyvBA727wqE%3A1383693105690
- https://groups.google.com/forum/#%21topic/ibus-user/mvCHDO1BJUw
- https://bugzilla.redhat.com/show_bug.cgi?id=1027028
- openSUSE-SU-2013:1825 vendor-advisory