Description
It was discovered that the gnome-shell lock screen since version 3.15.91 did not properly restrict all contextual actions. An attacker with physical access to a locked workstation could invoke certain keyboard shortcuts, and potentially other actions.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| The Gnome Project | gnome-shell | since 3.15.91 | — |
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 | gnome-shell | 3.30.2-3 | — |
| Debian 13 | gnome-shell | 3.30.2-3 | — |
| Debian 12 | gnome-shell | 3.30.2-3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | gnome-shell | 3.28.3+git20190124-0ubuntu18.04.2 | USN-3966-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | gnome-shell | 3.18.5-0ubuntu0.3+esm1 | USN-7052-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | SDL +1 | 1.2.15-35.el8 | RHSA-2019:3553 |
| RHEL 8 | accountsservice +2 | 0.6.50-7.el8 | RHSA-2019:3553 |
| RHEL 8 | appstream-data | 8-20190805.el8 | RHSA-2019:3553 |
| RHEL 8 | baobab | 3.28.0-2.el8 | RHSA-2019:3553 |
| RHEL 8 | chrome-gnome-shell | 10.1-6.el8 | RHSA-2019:3553 |
| RHEL 8 | evince +3 | 3.28.4-3.el8 | RHSA-2019:3553 |
| RHEL 8 | file-roller | 3.28.1-2.el8 | RHSA-2019:3553 |
| RHEL 8 | gdk-pixbuf2 +4 | 2.36.12-5.el8 | RHSA-2019:3553 |
| RHEL 8 | gdm | 1:3.28.3-22.el8 | RHSA-2019:3553 |
| RHEL 8 | gjs +1 | 1.56.2-3.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-classic-session +23 | 3.32.1-10.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-control-center +1 | 3.28.2-5.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-desktop3 +1 | 3.32.2-1.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-remote-desktop | 0.1.6-5.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-settings-daemon | 3.32.0-4.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-shell | 3.32.2-9.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-software +1 | 3.30.6-2.el8 | RHSA-2019:3553 |
| RHEL 8 | gnome-tweaks | 3.28.1-6.el8 | RHSA-2019:3553 |
| RHEL 8 | gsettings-desktop-schemas +1 | 3.32.0-3.el8 | RHSA-2019:3553 |
| RHEL 8 | gtk3 +3 | 3.22.30-4.el8 | RHSA-2019:3553 |
| RHEL 8 | gvfs +10 | 1.36.2-6.el8 | RHSA-2019:3553 |
| RHEL 8 | mozjs60 +1 | 60.9.0-3.el8 | RHSA-2019:3553 |
| RHEL 8 | mutter +1 | 3.32.2-10.el8 | RHSA-2019:3553 |
| RHEL 8 | nautilus +2 | 3.28.1-10.el8 | RHSA-2019:3553 |
| RHEL 8 | pango +1 | 1.42.4-6.el8 | RHSA-2019:3553 |
| RHEL 8 | pidgin +3 | 2.13.0-5.el8 | RHSA-2019:3553 |
| RHEL 8 | plymouth +16 | 0.9.3-15.el8 | RHSA-2019:3553 |
| RHEL 8 | wayland-protocols +1 | 1.17-1.el8 | RHSA-2019:3553 |
| RHEL 8 | webkit2gtk3 +4 | 2.24.3-1.el8 | RHSA-2019:3553 |
| RHEL 7 | LibRaw +2 | 0.19.4-1.el7 | RHSA-2020:1021 |
| RHEL 7 | accountsservice +2 | 0.6.50-7.el7 | RHSA-2020:1021 |
| RHEL 7 | colord +4 | 1.3.4-2.el7 | RHSA-2020:1021 |
| RHEL 7 | control-center +1 | 1:3.28.1-6.el7 | RHSA-2020:1021 |
| RHEL 7 | gdm +2 | 1:3.28.2-22.el7 | RHSA-2020:1021 |
| RHEL 7 | gnome-classic-session +24 | 3.28.1-11.el7 | RHSA-2020:1021 |
| RHEL 7 | gnome-online-accounts +1 | 3.28.2-1.el7 | RHSA-2020:1021 |
| RHEL 7 | gnome-settings-daemon +1 | 3.28.1-8.el7 | RHSA-2020:1021 |
| RHEL 7 | gnome-shell | 3.28.3-24.el7 | RHSA-2020:1021 |
| RHEL 7 | gnome-tweak-tool | 3.28.1-7.el7 | RHSA-2020:1021 |
| RHEL 7 | gsettings-desktop-schemas +1 | 3.28.0-3.el7 | RHSA-2020:1021 |
| RHEL 7 | gtk3 +6 | 3.22.30-5.el7 | RHSA-2020:1021 |
| RHEL 7 | libcanberra +3 | 0.30-9.el7 | RHSA-2020:1021 |
| RHEL 7 | libgweather +1 | 3.28.2-3.el7 | RHSA-2020:1021 |
| RHEL 7 | mutter +1 | 3.28.3-20.el7 | RHSA-2020:1021 |
| RHEL 7 | nautilus +2 | 3.26.3.1-7.el7 | RHSA-2020:1021 |
| RHEL 7 | osinfo-db | 20190805-2.el7 | RHSA-2020:1021 |
| RHEL 7 | shared-mime-info | 1.8-5.el7 | RHSA-2020:1021 |
| RHEL 7 | tracker +4 | 1.10.5-8.el7 | RHSA-2020:1021 |
| RHEL 7 | xchat +1 | 1:2.8.8-25.el7 | RHSA-2020:1021 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | gdk-pixbuf2 +4 | 2.36.12-5.el8 | ALSA-2019:3553 |
| AlmaLinux 8 | gnome-desktop3 +1 | 3.32.2-1.el8 | ALSA-2019:3553 |
| AlmaLinux 8 | pidgin +3 | 2.13.0-5.el8 | ALSA-2019:3553 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | gdk-pixbuf2 | 2.36.12-5.el8 | RLSA-2019:3553 |
| Rocky Linux 8 | gnome-desktop3 | 3.32.2-1.el8 | RLSA-2019:3553 |
| Rocky Linux 8 | pango | 1.42.4-6.el8 | RLSA-2019:3553 |
| Rocky Linux 8 | pidgin | 2.13.0-5.el8 | RLSA-2019:3553 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | gnome-shell | 3.26.2+20180130.0d9c74212-4.19.2 | SUSE-SU-2019:1459-1 |
| SLES 15 | gnome-shell | 3.26.2+20180130.0d9c74212-4.19.2 | SUSE-SU-2019:1459-1 |
| SLES 12 SP4 | gnome-shell | 3.20.4-77.23.1 | SUSE-SU-2019:1390-1 |
| SLES 12 SP3 | gnome-shell | 3.20.4-77.23.1 | SUSE-SU-2019:1390-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | gnome-shell | 3.20.4-77.23.1 | SUSE-SU-2019:1390-1 |
| SLES for SAP 12 SP3 | gnome-shell | 3.20.4-77.23.1 | SUSE-SU-2019:1390-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | gnome-shell | 40.5-1.1 | openSUSE-SU-2024:10797-1 |
| openSUSE Leap 15.1 | gnome-shell | 3.26.2+20180130.0d9c74212-lp151.7.3.1 | openSUSE-SU-2019:1582-1 |
| openSUSE Leap 15.0 | gnome-shell | 3.26.2+20180130.0d9c74212-lp151.7.3.1 | openSUSE-SU-2019:1582-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | gnome-shell | 3.28.3-24.amzn2 | ALAS2-2020-1478 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | LibRaw +2 | 0.19.4-1.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | accountsservice +2 | 0.6.50-7.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | colord +4 | 1.3.4-2.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | control-center +1 | 1:3.28.1-6.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gdm +2 | 1:3.28.2-22.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gnome-classic-session +23 | 3.28.1-11.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gnome-online-accounts +1 | 3.28.2-1.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gnome-settings-daemon +1 | 3.28.1-8.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gnome-shell | 3.28.3-24.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gnome-tweak-tool | 3.28.1-7.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gsettings-desktop-schemas +1 | 3.28.0-3.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | gtk3 +6 | 3.22.30-5.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | libcanberra +3 | 0.30-9.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | libgweather +1 | 3.28.2-3.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | mutter +1 | 3.28.3-20.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | nautilus +2 | 3.26.3.1-7.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | shared-mime-info | 1.8-5.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | tracker +4 | 1.10.5-8.el7 | ELSA-2020-1021 |
| Oracle Linux 7 | xchat +1 | 1:2.8.8-25.el7 | ELSA-2020-1021 |
Advisories 13
- ALSA-2019:3553 Low: GNOME security, bug fix, and enhancement update AlmaLinux Security Advisories · Nov 5, 2026
- RHSA-2019:3553 Red Hat Security Advisory: GNOME security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2020:1021 Red Hat Security Advisory: GNOME security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-7052-1 gnome-shell vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- USN-3966-1 gnome-shell vulnerability Ubuntu Security Notices (USN) · Feb 10, 2026
- RLSA-2019:3553 Low: GNOME security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 4, 2026
- openSUSE-SU-2019:1582-1 Security update for gnome-shell SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10797-1 gnome-extensions-40.5-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1390-1 Security update for gnome-shell SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2025-2548 Red Hat Enterprise Linux: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 2, 2025
- SUSE-SU-2019:1459-1 Security update for gnome-shell SUSE / openSUSE Security Updates · May 2, 2025
- ALAS2-2020-1478 Moderate: gnome-shell security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Aug 24, 2020
- ELSA-2020-1021 Moderate: GNOME security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Apr 6, 2020
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3820
- https://gitlab.gnome.org/GNOME/gnome-shell/issues/851
- USN-3966-1 vendor-advisory
- openSUSE-SU-2019:1529 vendor-advisory
- openSUSE-SU-2019:1582 vendor-advisory