Description
A flaw was found in Caribou due to a regression of CVE-2020-25712 fix. An attacker could use this flaw to bypass screen-locking applications that leverage Caribou as an input mechanism. The highest threat from this vulnerability is to system availability.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | caribou | caribou 0.4.21 | — |
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 | caribou | 0.4.21-7.1 | — |
| Debian 13 | caribou | 0.4.21-7.1 | — |
| Debian 12 | caribou | 0.4.21-7.1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | caribou | No fix yet | — |
| Ubuntu 16.04 LTS | caribou | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | caribou | 0.4.21-12.5.1 | SUSE-SU-2021:2414-1 |
| SLES 15 SP2 | caribou | 0.4.21-12.5.1 | SUSE-SU-2021:2414-1 |
| SLES 15 SP1 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SLES 15 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SLES 12 SP5 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
Show 19 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP4 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SLES 12 SP3 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SLES 12 SP2 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SLES for SAP 15 SP1 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SLES for SAP 15 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SLES for SAP 12 SP5 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SLES for SAP 12 SP4 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SLES for SAP 12 SP3 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SLE HPC 15 SP1 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SLE HPC 15 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SUSE OpenStack Cloud Crowbar 9 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SUSE OpenStack Cloud Crowbar 8 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SUSE OpenStack Cloud 9 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SUSE OpenStack Cloud 8 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SUSE Manager Server 4.0 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SUSE Manager Retail Branch Server 4.0 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SUSE Manager Proxy 4.0 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
| SUSE HPE Helion OpenStack 8 | caribou | 0.4.21-8.3.1 | SUSE-SU-2021:1943-1 |
| SUSE Enterprise Storage 6 | caribou | 0.4.21-5.3.1 | SUSE-SU-2021:2007-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.3 | caribou | 0.4.21-12.5.1 | openSUSE-SU-2021:2414-1 |
| openSUSE Leap 15.2 | caribou | 0.4.21-lp152.7.3.1 | openSUSE-SU-2021:1071-1 |
Advisories 5
- SUSE-SU-2021:2414-1 Security update for caribou SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:2007-1 Security update for caribou SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:2414-1 Security update for caribou SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1943-1 Security update for caribou SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:1071-1 Security update for caribou SUSE / openSUSE Security Updates · Feb 4, 2026