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Ubuntu alert USN-2012-1 (lightdm)

From:  Marc Deslauriers <>
Subject:  [USN-2012-1] Light Display Manager vulnerability
Date:  Wed, 06 Nov 2013 09:11:57 -0500
Message-ID:  <>
Archive-link:  Article, Thread

========================================================================== Ubuntu Security Notice USN-2012-1 November 06, 2013 lightdm vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 13.10 Summary: Light Display Manager could be made to expose sensitive information locally. Software Description: - lightdm: Display Manager Details: Christian Prim discovered that Light Display Manager incorrectly applied the AppArmor security profile when the Guest account is used. A local attacker could use this issue to possibly gain access to sensitive information. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 13.10: lightdm 1.8.4-0ubuntu1 This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to reboot your computer to make all the necessary changes. References: CVE-2013-4459 Package Information: -- ubuntu-security-announce mailing list Modify settings or unsubscribe at:

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