{"api_version":"1","generated_at":"2026-08-16T05:53:24+00:00","cve":"CVE-2026-74445","urls":{"html":"https://cve.report/CVE-2026-74445","api":"https://cve.report/api/cve/CVE-2026-74445.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-74445","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-74445"},"summary":{"title":"drm/vmwgfx: reject DX_BIND_QUERY without a DX context","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: reject DX_BIND_QUERY without a DX context\n\nvmw_cmd_dx_bind_query() unconditionally dereferences\nsw_context->dx_ctx_node->ctx.  Userspace can trigger a NULL pointer\ndereference from any render-node fd by submitting an execbuf with\ndx_context_handle == SVGA3D_INVALID_ID and a SVGA_3D_CMD_DX_BIND_QUERY\nopcode in the command stream: dx_ctx_node is left NULL and the kernel\noopses on the assignment.  The same NULL is then re-read in\nvmw_resources_reserve() via vmw_context_get_dx_query_mob().\n\nAll sibling DX handlers fail-close on a missing dx_ctx_node using\nVMW_GET_CTX_NODE().  Use the same pattern here, returning -EINVAL up\nfront before any relocation state is published.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 13:17:49","updated_at":"2026-08-15 13:17:49"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/e479240a1e076ba1104236331abd62400bf1d495","name":"https://git.kernel.org/stable/c/e479240a1e076ba1104236331abd62400bf1d495","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/55ec09c9ce10b1272802c7ab6c1be2ea0dbc68db","name":"https://git.kernel.org/stable/c/55ec09c9ce10b1272802c7ab6c1be2ea0dbc68db","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0634d50e8b398c25bd07c96b048e484d22688c26","name":"https://git.kernel.org/stable/c/0634d50e8b398c25bd07c96b048e484d22688c26","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7eae011829f94a76470ec76f016805f508437755","name":"https://git.kernel.org/stable/c/7eae011829f94a76470ec76f016805f508437755","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6b1eb0b63cc153e1c0cb5ab8350950119be11947","name":"https://git.kernel.org/stable/c/6b1eb0b63cc153e1c0cb5ab8350950119be11947","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-74445","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74445","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9c079b8ce8bf8e0394149eb39c78b04285644bcc 7eae011829f94a76470ec76f016805f508437755 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9c079b8ce8bf8e0394149eb39c78b04285644bcc 0634d50e8b398c25bd07c96b048e484d22688c26 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9c079b8ce8bf8e0394149eb39c78b04285644bcc e479240a1e076ba1104236331abd62400bf1d495 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9c079b8ce8bf8e0394149eb39c78b04285644bcc 6b1eb0b63cc153e1c0cb5ab8350950119be11947 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9c079b8ce8bf8e0394149eb39c78b04285644bcc 55ec09c9ce10b1272802c7ab6c1be2ea0dbc68db git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.20","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.20 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.151 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.103 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.44 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.8 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc6 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7eae011829f94a76470ec76f016805f508437755","status":"affected","version":"9c079b8ce8bf8e0394149eb39c78b04285644bcc","versionType":"git"},{"lessThan":"0634d50e8b398c25bd07c96b048e484d22688c26","status":"affected","version":"9c079b8ce8bf8e0394149eb39c78b04285644bcc","versionType":"git"},{"lessThan":"e479240a1e076ba1104236331abd62400bf1d495","status":"affected","version":"9c079b8ce8bf8e0394149eb39c78b04285644bcc","versionType":"git"},{"lessThan":"6b1eb0b63cc153e1c0cb5ab8350950119be11947","status":"affected","version":"9c079b8ce8bf8e0394149eb39c78b04285644bcc","versionType":"git"},{"lessThan":"55ec09c9ce10b1272802c7ab6c1be2ea0dbc68db","status":"affected","version":"9c079b8ce8bf8e0394149eb39c78b04285644bcc","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.20"},{"lessThan":"4.20","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.151","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.103","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.44","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc6","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.151","versionStartIncluding":"4.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.103","versionStartIncluding":"4.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.44","versionStartIncluding":"4.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.8","versionStartIncluding":"4.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc6","versionStartIncluding":"4.20","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: reject DX_BIND_QUERY without a DX context\n\nvmw_cmd_dx_bind_query() unconditionally dereferences\nsw_context->dx_ctx_node->ctx.  Userspace can trigger a NULL pointer\ndereference from any render-node fd by submitting an execbuf with\ndx_context_handle == SVGA3D_INVALID_ID and a SVGA_3D_CMD_DX_BIND_QUERY\nopcode in the command stream: dx_ctx_node is left NULL and the kernel\noopses on the assignment.  The same NULL is then re-read in\nvmw_resources_reserve() via vmw_context_get_dx_query_mob().\n\nAll sibling DX handlers fail-close on a missing dx_ctx_node using\nVMW_GET_CTX_NODE().  Use the same pattern here, returning -EINVAL up\nfront before any relocation state is published."}],"providerMetadata":{"dateUpdated":"2026-08-15T12:26:52.063Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/7eae011829f94a76470ec76f016805f508437755"},{"url":"https://git.kernel.org/stable/c/0634d50e8b398c25bd07c96b048e484d22688c26"},{"url":"https://git.kernel.org/stable/c/e479240a1e076ba1104236331abd62400bf1d495"},{"url":"https://git.kernel.org/stable/c/6b1eb0b63cc153e1c0cb5ab8350950119be11947"},{"url":"https://git.kernel.org/stable/c/55ec09c9ce10b1272802c7ab6c1be2ea0dbc68db"}],"title":"drm/vmwgfx: reject DX_BIND_QUERY without a DX context","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-74445","datePublished":"2026-08-15T12:26:52.063Z","dateReserved":"2026-08-15T05:44:03.898Z","dateUpdated":"2026-08-15T12:26:52.063Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 13:17:49","lastModifiedDate":"2026-08-15 13:17:49","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"74445","Ordinal":"1","Title":"drm/vmwgfx: reject DX_BIND_QUERY without a DX context","CVE":"CVE-2026-74445","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"74445","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: reject DX_BIND_QUERY without a DX context\n\nvmw_cmd_dx_bind_query() unconditionally dereferences\nsw_context->dx_ctx_node->ctx.  Userspace can trigger a NULL pointer\ndereference from any render-node fd by submitting an execbuf with\ndx_context_handle == SVGA3D_INVALID_ID and a SVGA_3D_CMD_DX_BIND_QUERY\nopcode in the command stream: dx_ctx_node is left NULL and the kernel\noopses on the assignment.  The same NULL is then re-read in\nvmw_resources_reserve() via vmw_context_get_dx_query_mob().\n\nAll sibling DX handlers fail-close on a missing dx_ctx_node using\nVMW_GET_CTX_NODE().  Use the same pattern here, returning -EINVAL up\nfront before any relocation state is published.","Type":"Description","Title":"drm/vmwgfx: reject DX_BIND_QUERY without a DX context"}]}}}