{"id":"CVE-2026-97494","state":"PUBLISHED","title":"drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw\n\nChange psp_copy_fw from void to int: return -ENODEV when drm_dev_enter\nfails, and -EINVAL when the image size is zero or larger than the\n1 MiB PSP private buffer.\n\nReplace open-coded memset/memcpy into fw_pri_buf with psp_copy_fw.","publishedAt":"2026-09-24T16:04:41.957Z","updatedAt":"2026-10-30T12:37:04.017Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"cb755c29d0fa8fa4b0630bf60cf434c30ffdf0c7","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"8ddda06ae356fda0418b7017e658d976dad6214e","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"25bec2425c3d50ba9a92ad87bbf8628be29e5c32","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"1aa55af304a2decaacca1d1fabe4257c277ca54a","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"d1f9f5839bd785a3a06335a01d53282e80f8e5fa","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c","drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h","drivers/gpu/drm/amd/amdgpu/psp_v11_0.c","drivers/gpu/drm/amd/amdgpu/psp_v12_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0_4.c","drivers/gpu/drm/amd/amdgpu/psp_v14_0.c","drivers/gpu/drm/amd/amdgpu/psp_v3_1.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c","drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h","drivers/gpu/drm/amd/amdgpu/psp_v11_0.c","drivers/gpu/drm/amd/amdgpu/psp_v12_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0_4.c","drivers/gpu/drm/amd/amdgpu/psp_v14_0.c","drivers/gpu/drm/amd/amdgpu/psp_v3_1.c"]}],"references":["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"],"weaknesses":[],"ingestedAt":"2026-10-30T12:56:04.490Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97494.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97494","state":"PUBLISHED","datePublished":"2026-09-24T16:04:41.957Z","dateUpdated":"2026-10-30T12:37:04.017Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-24T16:01:01.150Z"},"containers":{"cna":{"title":"drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw\n\nChange psp_copy_fw from void to int: return -ENODEV when drm_dev_enter\nfails, and -EINVAL when the image size is zero or larger than the\n1 MiB PSP private buffer.\n\nReplace open-coded memset/memcpy into fw_pri_buf with psp_copy_fw."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"cb755c29d0fa8fa4b0630bf60cf434c30ffdf0c7","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"8ddda06ae356fda0418b7017e658d976dad6214e","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"25bec2425c3d50ba9a92ad87bbf8628be29e5c32","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"1aa55af304a2decaacca1d1fabe4257c277ca54a","versionType":"git"},{"version":"2b0c3aee2172451e9f982b25f3fdf59a1b687dc3","status":"affected","lessThan":"d1f9f5839bd785a3a06335a01d53282e80f8e5fa","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c","drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h","drivers/gpu/drm/amd/amdgpu/psp_v11_0.c","drivers/gpu/drm/amd/amdgpu/psp_v12_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0_4.c","drivers/gpu/drm/amd/amdgpu/psp_v14_0.c","drivers/gpu/drm/amd/amdgpu/psp_v3_1.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.12","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c","drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h","drivers/gpu/drm/amd/amdgpu/psp_v11_0.c","drivers/gpu/drm/amd/amdgpu/psp_v12_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0.c","drivers/gpu/drm/amd/amdgpu/psp_v13_0_4.c","drivers/gpu/drm/amd/amdgpu/psp_v14_0.c","drivers/gpu/drm/amd/amdgpu/psp_v3_1.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/cb755c29d0fa8fa4b0630bf60cf434c30ffdf0c7"},{"url":"https://git.kernel.org/stable/c/8ddda06ae356fda0418b7017e658d976dad6214e"},{"url":"https://git.kernel.org/stable/c/25bec2425c3d50ba9a92ad87bbf8628be29e5c32"},{"url":"https://git.kernel.org/stable/c/1aa55af304a2decaacca1d1fabe4257c277ca54a"},{"url":"https://git.kernel.org/stable/c/d1f9f5839bd785a3a06335a01d53282e80f8e5fa"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:37:04.017Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}