{"id":"CVE-2026-99146","revision":"6a874d2bd39547c785d47785da684d1e","records":[{"revision":"6a874d2bd39547c785d47785da684d1e","observedAt":"2026-10-28T11:27:43.363+00:00","statement":{"source":"cve-program","id":"CVE-2026-99146","aliases":[],"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":0,"publishedAt":"2026-10-28T10:35:02.847+00:00","modifiedAt":"2026-10-28T10:35:02.847+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/i915/display/intel_dmc.c\",\n                        \"drivers/gpu/drm/i915/display/intel_dmc_regs.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3d5928a168a9546b23c6b3439c6158d7a028326c\",\n                            \"lessThan\": \"ef82b4d5cb4a3fe77c7f99008d78b8c64709e258\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"3d5928a168a9546b23c6b3439c6158d7a028326c\",\n                            \"lessThan\": \"2fbd099b4e7c8c4ff70033c5bb950cdbb20838e2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"3d5928a168a9546b23c6b3439c6158d7a028326c\",\n                            \"lessThan\": \"7dedc5bb11f95e96fe80757c924d8d9aa7327759\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/i915/display/intel_dmc.c\",\n                        \"drivers/gpu/drm/i915/display/intel_dmc_regs.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.15\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.15\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.59\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.13\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/ef82b4d5cb4a3fe77c7f99008d78b8c64709e258","https://git.kernel.org/stable/c/2fbd099b4e7c8c4ff70033c5bb950cdbb20838e2","https://git.kernel.org/stable/c/7dedc5bb11f95e96fe80757c924d8d9aa7327759"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-99146","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-99146","identifiers":["CVE-2026-99146"]},"retained":false,"historicalAffected":[]}],"coverage":[]}