drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw (CVE-2026-97494) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-97494

drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw

Answer in brief

CVE-2026-97494 records a Unknown severity vulnerability in drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 24, 2026Updated Sep 24, 2026Source checked Sep 25, 2026First seen by HOL Sep 25, 2026Material review Sep 24, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Linux/Linuxgeneric	>=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <25bec2425c3d50ba9a92ad87bbf8628be29e5c32 \|\| >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <1aa55af304a2decaacca1d1fabe4257c277ca54a \|\| >=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <d1f9f5839bd785a3a06335a01d53282e80f8e5fa \|\| >=0 <6.12.111 \|\| >=0 <6.18.53	25bec2425c3d50ba9a92ad87bbf8628be29e5c32, 1aa55af304a2decaacca1d1fabe4257c277ca54a, d1f9f5839bd785a3a06335a01d53282e80f8e5fa, 6.12.111, 6.18.53

Recommended response

Check inventory. Check lockfiles and deployed manifests for Linux/Linux.
Review the reported fix. Update Linux/Linux to 25bec2425c3d50ba9a92ad87bbf8628be29e5c32 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Sep 24, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 24, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 25, 2026

Sources and claim methodology

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.