Bug 2006285 (CVE-2021-20315)
| Summary: | CVE-2021-20315 gnome-shell: locking protection bypass allow unauthorized user to kill existing applications or start new ones | ||
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| Product: | [Other] Security Response | Reporter: | Marian Rehak <mrehak> |
| Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
| Status: | CLOSED ERRATA | QA Contact: | |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | unspecified | CC: | adscvr, fmuellner, gnome-sig, jadahl, otaylor, philip.wyett, security-response-team |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | gnome-shell 3.32.2-40.el8 | Doc Type: | If docs needed, set a value |
| Doc Text: |
A locking protection bypass flaw was found in some versions of gnome-shell as shipped within CentOS Stream 8, when the "Application menu" or "Window list" GNOME extensions are enabled. This flaw allows a physical attacker who has access to a locked system to kill existing applications and start new ones as the locked user, even if the session is still locked.
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | 2021-11-10 01:51:02 UTC | Type: | --- |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 1999758, 2006699 | ||
| Bug Blocks: | 2002738, 2006774 | ||
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Description
Marian Rehak
2021-09-21 11:56:19 UTC
This issue was only ever present in Centos 8 Stream, in particular in gnome-shell-3.32.2-39.el8.x86_64 . No released RHEL version was ever affected by this. This issue was introduced as part of backporting the feature in https://bugzilla.redhat.com/show_bug.cgi?id=1651378 . This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2021-20315 |