What’s Vulnerable › Vulnerabilities

CVE-2022-49071: drm/panel: ili9341: fix optional regulator handling

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-26 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: drm/panel: ili9341: fix optional regulator handling If the optional regulator lookup fails, reset the pointer to NULL. Other functions such as mipi_dbi_poweron_reset_conditional() only do a NULL pointer check and will otherwise dereference the error pointer.

Affected products

• Linux kernel: from 5.15 before 5.15.34; from 5.16 before 5.16.20; from 5.17 before 5.17.3; 5.18-rc1 — fixed in 5.15.34, 5.16.20, 5.17.3

How to fix

Upgrade to a fixed version: Linux kernel 5.15.34, 5.16.20, 5.17.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/28dc1503a9d36654f9c61adb2915682515a30f71
• https://git.kernel.org/stable/c/4ea189854b1e625ed5ec80d30147870f984db44c
• https://git.kernel.org/stable/c/d14eb80e27795b7b20060f7b151cdfe39722a813
• https://git.kernel.org/stable/c/e3d982c111a6c033671dd6084b07f62fbf50f76f

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