--- title: "CVE-2015-7496\n | Ubuntu" description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/CVE-2015-7496?format=md keywords: index, follow --- # CVE-2015-7496 Publication date 24 November 2015 Last updated 24 July 2024 --- Ubuntu priority **Medium** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) Toggle side navigation ## Description GNOME Display Manager (gdm) before 3.18.2 allows physically proximate attackers to bypass the lock screen by holding the Escape key. ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | gdm | 19.04 disco | Not in release | | 18.10 cosmic | Not in release | | 18.04 LTS bionic | Not in release | | 17.10 artful | Not in release | | 17.04 zesty | Not in release | | 16.10 yakkety | Not in release | | 16.04 LTS xenial | Not in release | | 15.10 wily | Ignored end of life | | 15.04 vivid | Ignored end of life | | 14.04 LTS trusty | Not in release | | 12.04 LTS precise | Ignored end of life | | gdm3 | 19.04 disco | Not affected | | 18.10 cosmic | Not affected | | 18.04 LTS bionic | Not affected | | 17.10 artful | Not affected | | 17.04 zesty | Not affected | | 16.10 yakkety | Ignored end of life | | 16.04 LTS xenial | Not affected | | 15.10 wily | Not in release | | 15.04 vivid | Not in release | | 14.04 LTS trusty | Not in release | | 12.04 LTS precise | Not in release | --- * [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) * [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses) ## References * [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7496) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-7496) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-7496) * [Debian](https://security-tracker.debian.org/tracker/CVE-2015-7496) ### Other references *