drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw
Priority LOW 22Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Partial Red Hat: 3 without a fix
No CVSS vector from any source. Fix status from CNA and Red Hat.
Summary
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.
Why it matters now
EPSS 0.00168 6th percentileScored 2026-11-07
Fix Partial Linux (Linux): 6.1.191, 6.6.160, 6.12.111 +2Red Hat: 3 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.1.191, 6.6.160, 6.12.111, 6.18.53, 7.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet |
| Red Hat Enterprise Linux 8 | Affected | No fix yet |
| Red Hat Enterprise Linux 9 | Affected | No fix yet |
Not affected: 2 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2026-97494
- 2026-10-03 Alias added: GHSA-gjv4-hxx3-7w8g
- 2026-10-09 Affected versions changed · Red Hat
- 2026-10-09 CVSS score changed · Red Hat
- 2026-10-21 Fix available: Linux/[email protected], Linux/Linux@8ddda06ae356fda0418b7017e658d976dad6214e · CNA
- 2026-10-21 1 new reference · CNA
- 2026-10-30 Fix available: Linux/[email protected], Linux/Linux@cb755c29d0fa8fa4b0630bf60cf434c30ffdf0c7 · CNA
- 2026-10-30 1 new reference · CNA
References
Other 5
- https://git.kernel.org/stable/c/cb755c29d0fa8fa4b0630bf60cf434c30ffdf0c7
- https://git.kernel.org/stable/c/8ddda06ae356fda0418b7017e658d976dad6214e
- https://git.kernel.org/stable/c/25bec2425c3d50ba9a92ad87bbf8628be29e5c32
- https://git.kernel.org/stable/c/1aa55af304a2decaacca1d1fabe4257c277ca54a
- https://git.kernel.org/stable/c/d1f9f5839bd785a3a06335a01d53282e80f8e5fa
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Sources
- CVE-2026-97494 · CVE Program
- CVE-2026-97494 · NVD
- FIRST EPSS
- GHSA-gjv4-hxx3-7w8g · GitHub Advisory Database · CC BY 4.0
- CVE-2026-97494 · Red Hat security data · CC BY 4.0
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