The gesture handling code in Clutter before 1.16.2 allows physically proximate attackers to bypass the lock screen via certain (1) mouse or (2) touch gestures.

A flaw was found in the way clutter processed certain mouse and touch gestures. An attacker could use this flaw to bypass the screen lock.
(CVE-2015-3213)

After installing the update, all applications using clutter must be restarted for the update to take effect.

Updated clutter packages that fix one security issue are now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having Moderate security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

Clutter is a library for creating fast, visually rich, graphical user interfaces. Clutter is used for rendering the GNOME desktop environment.

A flaw was found in the way clutter processed certain mouse and touch gestures. An attacker could use this flaw to bypass the screen lock.
(CVE-2015-3213)

All clutter users are advised to upgrade to these updated packages, which contain a backported patch to correct this issue. After installing the update, all applications using clutter must be restarted for the update to take effect.

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2015:1510 advisory.

    Clutter is a library for creating fast, visually rich, graphical user     interfaces. Clutter is used for rendering the GNOME desktop environment.

    A flaw was found in the way clutter processed certain mouse and touch     gestures. An attacker could use this flaw to bypass the screen lock.
    (CVE-2015-3213)

    All clutter users are advised to upgrade to these updated packages, which     contain a backported patch to correct this issue. After installing the     update, all applications using clutter must be restarted for the update to     take effect.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2015-1510 advisory.

    [1.14.4-12.1]
    - Fix crash when doing gestures at unlock screen       Resolves: rhbz#1227103

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
85071	Scientific Linux Security Update : clutter on SL7.x x86_64 (20150727)	Nessus	Scientific Linux Local Security Checks	high
85046	CentOS 7 : clutter (CESA-2015:1510)	Nessus	CentOS Local Security Checks	high
85041	RHEL 7 : clutter (RHSA-2015:1510)	Nessus	Red Hat Local Security Checks	high
85036	Oracle Linux 7 : clutter (ELSA-2015-1510)	Nessus	Oracle Linux Local Security Checks	high

Detections

Analytics

CVE-2015-3213

high

Tenable Plugins

high

high

high

high