What’s Vulnerable › Vulnerabilities

CVE-2022-48749: drm/msm/dpu: invalid parameter check in dpu_setup_dspp_pcc

• Severity: medium (CVSS 5.5 v3.1)
• 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: 2024-06-20 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: invalid parameter check in dpu_setup_dspp_pcc The function performs a check on the "ctx" input parameter, however, it is used before the check. Initialize the "base" variable after the sanity check to avoid a possible NULL pointer dereference. Addresses-Coverity-ID: 1493866 ("Null pointer dereference")

Affected products

• Linux kernel: from 5.8 before 5.10.96; from 5.11 before 5.15.19; from 5.16 before 5.16.5; 5.17-rc1 — fixed in 5.10.96, 5.15.19, 5.16.5

How to fix

Upgrade to a fixed version: Linux kernel 5.10.96, 5.15.19, 5.16.5. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/170b22234d5495f5e0844246e23f004639ee89ba
• https://git.kernel.org/stable/c/1ebc18836d5df09061657f8c548e594cbb519476
• https://git.kernel.org/stable/c/8f069f6dde518dfebe86e848508c07e497bd9298
• https://git.kernel.org/stable/c/93a6e920d8ccb4df846c03b6e72f7e08843d294c
• https://git.kernel.org/stable/c/170b22234d5495f5e0844246e23f004639ee89ba
• https://git.kernel.org/stable/c/1ebc18836d5df09061657f8c548e594cbb519476
• https://git.kernel.org/stable/c/8f069f6dde518dfebe86e848508c07e497bd9298
• https://git.kernel.org/stable/c/93a6e920d8ccb4df846c03b6e72f7e08843d294c

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