What’s Vulnerable › Vulnerabilities

CVE-2026-97494: drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw

• 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: 2026-09-24 · updated 2026-10-30

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw Change psp_copy_fw from void to int: return -ENODEV when drm_dev_enter fails, and -EINVAL when the image size is zero or larger than the 1 MiB PSP private buffer. Replace open-coded memset/memcpy into fw_pri_buf with psp_copy_fw.

Affected products

• Linux: 4.12 — fixed in 7.2

How to fix

Upgrade to a fixed version: Linux 7.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1aa55af304a2decaacca1d1fabe4257c277ca54a
• https://git.kernel.org/stable/c/25bec2425c3d50ba9a92ad87bbf8628be29e5c32
• https://git.kernel.org/stable/c/8ddda06ae356fda0418b7017e658d976dad6214e
• https://git.kernel.org/stable/c/cb755c29d0fa8fa4b0630bf60cf434c30ffdf0c7
• https://git.kernel.org/stable/c/d1f9f5839bd785a3a06335a01d53282e80f8e5fa

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