What’s Vulnerable › Vulnerabilities

CVE-2022-50878: gpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-30 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: gpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init() A NULL check for bridge->encoder shows that it may be NULL, but it already been dereferenced on all paths leading to the check. 812 if (!bridge->encoder) { Dereference the pointer bridge->encoder. 810 drm_connector_attach_encoder(&lt9611->connector, bridge->encoder);

Affected products

• Linux kernel: 5.10 — fixed in 6.1

How to fix

Upgrade to a fixed version: Linux kernel 6.1. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/3959e8faf8bf6bea619e8856c736db64e6eced37
• https://git.kernel.org/stable/c/912f84e15e94ab87f5a7156aa1870090373d8304
• https://git.kernel.org/stable/c/a29f7427041a943484f916157c43c46d3bbf25d4
• https://git.kernel.org/stable/c/b2e4323e0020213f44dca6ffc815d66aef39f6f6
• https://git.kernel.org/stable/c/ef8886f321c5dab8124b9153d25afa2a71d05323

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