{"api_version":"1","generated_at":"2026-07-26T00:29:26+00:00","cve":"CVE-2026-64511","urls":{"html":"https://cve.report/CVE-2026-64511","api":"https://cve.report/api/cve/CVE-2026-64511.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64511","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64511"},"summary":{"title":"ACPI: NFIT: core: Fix possible NULL pointer dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: NFIT: core: Fix possible NULL pointer dereference\n\nAfter commit 9b311b7313d6 (\"ACPI: NFIT: Install Notify() handler before\ngetting NFIT table\"), acpi_nfit_probe() installs an ACPI notify handler\nfor the NFIT device before checking the presence of the NFIT table.  If\nthat table is not there, 0 is returned without allocating the acpi_desc\nobject and setting the driver data pointer of the NFIT device.  If the\nplatform firmware triggers an NFIT_NOTIFY_UC_MEMORY_ERROR notification\non the NFIT device at that point, acpi_nfit_uc_error_notify() will\ndereference a NULL pointer.\n\nPrevent that from occurring by adding an acpi_desc check against NULL\nto acpi_nfit_uc_error_notify().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-25 10:17:37","updated_at":"2026-07-25 10:17:37"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/a44343fe230aa48c74ef09830f3c5c90848b257e","name":"https://git.kernel.org/stable/c/a44343fe230aa48c74ef09830f3c5c90848b257e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/452945662fd8e9862a2d2043239c7ee1815d1ac4","name":"https://git.kernel.org/stable/c/452945662fd8e9862a2d2043239c7ee1815d1ac4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3c8f73b0fbdf956c98e2329d5aaea3ad09a9cfb6","name":"https://git.kernel.org/stable/c/3c8f73b0fbdf956c98e2329d5aaea3ad09a9cfb6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/027e128abb82788189d6d45b68e3e8e7329b67be","name":"https://git.kernel.org/stable/c/027e128abb82788189d6d45b68e3e8e7329b67be","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/873576e585da5d0fc5debbab74eed565c0acea99","name":"https://git.kernel.org/stable/c/873576e585da5d0fc5debbab74eed565c0acea99","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64511","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64511","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9b311b7313d6c104dd4a2d43ab54536dce07f960 a44343fe230aa48c74ef09830f3c5c90848b257e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9b311b7313d6c104dd4a2d43ab54536dce07f960 3c8f73b0fbdf956c98e2329d5aaea3ad09a9cfb6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9b311b7313d6c104dd4a2d43ab54536dce07f960 452945662fd8e9862a2d2043239c7ee1815d1ac4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9b311b7313d6c104dd4a2d43ab54536dce07f960 873576e585da5d0fc5debbab74eed565c0acea99 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9b311b7313d6c104dd4a2d43ab54536dce07f960 027e128abb82788189d6d45b68e3e8e7329b67be git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.145 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.96 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.39 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.4 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"64511","cve":"CVE-2026-64511","epss":"0.002090000","percentile":"0.111740000","score_date":"2026-07-25","updated_at":"2026-07-26 00:12:33"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/acpi/nfit/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"a44343fe230aa48c74ef09830f3c5c90848b257e","status":"affected","version":"9b311b7313d6c104dd4a2d43ab54536dce07f960","versionType":"git"},{"lessThan":"3c8f73b0fbdf956c98e2329d5aaea3ad09a9cfb6","status":"affected","version":"9b311b7313d6c104dd4a2d43ab54536dce07f960","versionType":"git"},{"lessThan":"452945662fd8e9862a2d2043239c7ee1815d1ac4","status":"affected","version":"9b311b7313d6c104dd4a2d43ab54536dce07f960","versionType":"git"},{"lessThan":"873576e585da5d0fc5debbab74eed565c0acea99","status":"affected","version":"9b311b7313d6c104dd4a2d43ab54536dce07f960","versionType":"git"},{"lessThan":"027e128abb82788189d6d45b68e3e8e7329b67be","status":"affected","version":"9b311b7313d6c104dd4a2d43ab54536dce07f960","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/acpi/nfit/core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.6"},{"lessThan":"6.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.145","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.96","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.39","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.4","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc1","versionStartIncluding":"6.6","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: NFIT: core: Fix possible NULL pointer dereference\n\nAfter commit 9b311b7313d6 (\"ACPI: NFIT: Install Notify() handler before\ngetting NFIT table\"), acpi_nfit_probe() installs an ACPI notify handler\nfor the NFIT device before checking the presence of the NFIT table.  If\nthat table is not there, 0 is returned without allocating the acpi_desc\nobject and setting the driver data pointer of the NFIT device.  If the\nplatform firmware triggers an NFIT_NOTIFY_UC_MEMORY_ERROR notification\non the NFIT device at that point, acpi_nfit_uc_error_notify() will\ndereference a NULL pointer.\n\nPrevent that from occurring by adding an acpi_desc check against NULL\nto acpi_nfit_uc_error_notify()."}],"providerMetadata":{"dateUpdated":"2026-07-25T08:52:03.818Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/a44343fe230aa48c74ef09830f3c5c90848b257e"},{"url":"https://git.kernel.org/stable/c/3c8f73b0fbdf956c98e2329d5aaea3ad09a9cfb6"},{"url":"https://git.kernel.org/stable/c/452945662fd8e9862a2d2043239c7ee1815d1ac4"},{"url":"https://git.kernel.org/stable/c/873576e585da5d0fc5debbab74eed565c0acea99"},{"url":"https://git.kernel.org/stable/c/027e128abb82788189d6d45b68e3e8e7329b67be"}],"title":"ACPI: NFIT: core: Fix possible NULL pointer dereference","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-64511","datePublished":"2026-07-25T08:52:03.818Z","dateReserved":"2026-07-19T15:36:31.793Z","dateUpdated":"2026-07-25T08:52:03.818Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-25 10:17:37","lastModifiedDate":"2026-07-25 10:17:37","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64511","Ordinal":"1","Title":"ACPI: NFIT: core: Fix possible NULL pointer dereference","CVE":"CVE-2026-64511","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64511","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: NFIT: core: Fix possible NULL pointer dereference\n\nAfter commit 9b311b7313d6 (\"ACPI: NFIT: Install Notify() handler before\ngetting NFIT table\"), acpi_nfit_probe() installs an ACPI notify handler\nfor the NFIT device before checking the presence of the NFIT table.  If\nthat table is not there, 0 is returned without allocating the acpi_desc\nobject and setting the driver data pointer of the NFIT device.  If the\nplatform firmware triggers an NFIT_NOTIFY_UC_MEMORY_ERROR notification\non the NFIT device at that point, acpi_nfit_uc_error_notify() will\ndereference a NULL pointer.\n\nPrevent that from occurring by adding an acpi_desc check against NULL\nto acpi_nfit_uc_error_notify().","Type":"Description","Title":"ACPI: NFIT: core: Fix possible NULL pointer dereference"}]}}}