Description
DBus-GLib 0.73 disregards the access flag of exported GObject properties, which allows local users to bypass intended access restrictions and possibly cause a denial of service by modifying properties, as demonstrated by properties of the (1) DeviceKit-Power, (2) NetworkManager, and (3) ModemManager services.
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 | dbus-glib | 0.88-1 | — |
| Debian 13 | dbus-glib | 0.88-1 | — |
| Debian 12 | dbus-glib | 0.88-1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | NetworkManager +4 | 1:0.7.0-10.el5_5.1 | RHSA-2010:0616 |
| RHEL 5 | dbus-glib +1 | 0.73-10.el5_5 | RHSA-2010:0616 |
Advisories 1
- RHSA-2010:0616 Red Hat Security Advisory: dbus-glib security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
References
- 40908 third-party-advisory
- SUSE-SR:2010:020 vendor-advisory
- ADV-2010-2063 vdb-entry
- glib-property-security-bypass(61041) vdb-entry
- http://cgit.freedesktop.org/dbus/dbus-glib/commit/?h=rhel5&id=9a6bce9b615abca6068348c1606ba8eaf13d9ae0
- SUSE-SR:2010:022 vendor-advisory
- 40925 third-party-advisory
- 42397 third-party-advisory
- http://support.avaya.com/css/P8/documents/100113103
- 42347 vdb-entry
- ADV-2010-3097 vdb-entry
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- SUSE-SR:2010:019 vendor-advisory
- RHSA-2010:0616 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=585394