{"api_version":"1","generated_at":"2026-11-06T14:11:31+00:00","cve":"CVE-2026-99146","urls":{"html":"https://cve.report/CVE-2026-99146","api":"https://cve.report/api/cve/CVE-2026-99146.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-99146","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-99146"},"summary":{"title":"drm/i915/dmc: Add sanity check for DMC load address","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/dmc: Add sanity check for DMC load address\n\nFor DMC firmware header version 3, the firmware load address is stored\nin dmc_info->start_mmioaddr and later used by dmc_load_program().\n\nUnlike the MMIO address table, the firmware load address is not\nvalidated. Add a sanity check to ensure it is within the valid range.\n\nBSpec: 69671, 68378\n(cherry picked from commit 5e47ee5c76ca9becde8df4ad5202845b7ffcbc4c)","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-28 11:17:34","updated_at":"2026-10-28 11:17:34"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/7dedc5bb11f95e96fe80757c924d8d9aa7327759","name":"https://git.kernel.org/stable/c/7dedc5bb11f95e96fe80757c924d8d9aa7327759","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2fbd099b4e7c8c4ff70033c5bb950cdbb20838e2","name":"https://git.kernel.org/stable/c/2fbd099b4e7c8c4ff70033c5bb950cdbb20838e2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ef82b4d5cb4a3fe77c7f99008d78b8c64709e258","name":"https://git.kernel.org/stable/c/ef82b4d5cb4a3fe77c7f99008d78b8c64709e258","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-99146","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-99146","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3d5928a168a9546b23c6b3439c6158d7a028326c ef82b4d5cb4a3fe77c7f99008d78b8c64709e258 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3d5928a168a9546b23c6b3439c6158d7a028326c 2fbd099b4e7c8c4ff70033c5bb950cdbb20838e2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3d5928a168a9546b23c6b3439c6158d7a028326c 7dedc5bb11f95e96fe80757c924d8d9aa7327759 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.59 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.13 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * 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/i915/display/intel_dmc.c","drivers/gpu/drm/i915/display/intel_dmc_regs.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ef82b4d5cb4a3fe77c7f99008d78b8c64709e258","status":"affected","version":"3d5928a168a9546b23c6b3439c6158d7a028326c","versionType":"git"},{"lessThan":"2fbd099b4e7c8c4ff70033c5bb950cdbb20838e2","status":"affected","version":"3d5928a168a9546b23c6b3439c6158d7a028326c","versionType":"git"},{"lessThan":"7dedc5bb11f95e96fe80757c924d8d9aa7327759","status":"affected","version":"3d5928a168a9546b23c6b3439c6158d7a028326c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/i915/display/intel_dmc.c","drivers/gpu/drm/i915/display/intel_dmc_regs.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.15"},{"lessThan":"5.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.59","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.59","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.13","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"5.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/dmc: Add sanity check for DMC load address\n\nFor DMC firmware header version 3, the firmware load address is stored\nin dmc_info->start_mmioaddr and later used by dmc_load_program().\n\nUnlike the MMIO address table, the firmware load address is not\nvalidated. Add a sanity check to ensure it is within the valid range.\n\nBSpec: 69671, 68378\n(cherry picked from commit 5e47ee5c76ca9becde8df4ad5202845b7ffcbc4c)"}],"providerMetadata":{"dateUpdated":"2026-10-28T10:35:02.847Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/ef82b4d5cb4a3fe77c7f99008d78b8c64709e258"},{"url":"https://git.kernel.org/stable/c/2fbd099b4e7c8c4ff70033c5bb950cdbb20838e2"},{"url":"https://git.kernel.org/stable/c/7dedc5bb11f95e96fe80757c924d8d9aa7327759"}],"title":"drm/i915/dmc: Add sanity check for DMC load address","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-99146","datePublished":"2026-10-28T10:35:02.847Z","dateReserved":"2026-09-25T10:25:14.396Z","dateUpdated":"2026-10-28T10:35:02.847Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-28 11:17:34","lastModifiedDate":"2026-10-28 11:17:34","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"99146","Ordinal":"1","Title":"drm/i915/dmc: Add sanity check for DMC load address","CVE":"CVE-2026-99146","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"99146","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/dmc: Add sanity check for DMC load address\n\nFor DMC firmware header version 3, the firmware load address is stored\nin dmc_info->start_mmioaddr and later used by dmc_load_program().\n\nUnlike the MMIO address table, the firmware load address is not\nvalidated. Add a sanity check to ensure it is within the valid range.\n\nBSpec: 69671, 68378\n(cherry picked from commit 5e47ee5c76ca9becde8df4ad5202845b7ffcbc4c)","Type":"Description","Title":"drm/i915/dmc: Add sanity check for DMC load address"}]}}}