{"api_version":"1","generated_at":"2026-08-22T09:29:32+00:00","cve":"CVE-2026-72432","urls":{"html":"https://cve.report/CVE-2026-72432","api":"https://cve.report/api/cve/CVE-2026-72432.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-72432","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-72432"},"summary":{"title":"tpm_crb: Check ACPI_COMPANION() against NULL during probe","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntpm_crb: Check ACPI_COMPANION() against NULL during probe\n\nEvery platform driver can be forced to match a device that doesn't match\nits list of device IDs because of device_match_driver_override(), so\nplatform drivers that rely on the existence of a device's ACPI companion\nobject need to verify its presence.\n\nAccordingly, add a requisite ACPI_COMPANION() check against NULL to the\ntpm_crb driver.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 06:22:17","updated_at":"2026-08-17 06:19:10"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/c041d2be785feb9b5e36331921eadaefbe65349d","name":"https://git.kernel.org/stable/c/c041d2be785feb9b5e36331921eadaefbe65349d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ddd33806b8911fa2ef849e8bbbab1e3fcb26adc0","name":"https://git.kernel.org/stable/c/ddd33806b8911fa2ef849e8bbbab1e3fcb26adc0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-72432","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72432","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 48fe2cddc85c7849463bd01ae8b8c6b575ff508b c041d2be785feb9b5e36331921eadaefbe65349d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 48fe2cddc85c7849463bd01ae8b8c6b575ff508b ddd33806b8911fa2ef849e8bbbab1e3fcb26adc0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.1","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"72432","cve":"CVE-2026-72432","epss":"0.001980000","percentile":"0.098960000","score_date":"2026-08-17","updated_at":"2026-08-18 00:11:47"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/char/tpm/tpm_crb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c041d2be785feb9b5e36331921eadaefbe65349d","status":"affected","version":"48fe2cddc85c7849463bd01ae8b8c6b575ff508b","versionType":"git"},{"lessThan":"ddd33806b8911fa2ef849e8bbbab1e3fcb26adc0","status":"affected","version":"48fe2cddc85c7849463bd01ae8b8c6b575ff508b","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/char/tpm/tpm_crb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.1"},{"lessThan":"7.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"7.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","versionStartIncluding":"7.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntpm_crb: Check ACPI_COMPANION() against NULL during probe\n\nEvery platform driver can be forced to match a device that doesn't match\nits list of device IDs because of device_match_driver_override(), so\nplatform drivers that rely on the existence of a device's ACPI companion\nobject need to verify its presence.\n\nAccordingly, add a requisite ACPI_COMPANION() check against NULL to the\ntpm_crb driver."}],"providerMetadata":{"dateUpdated":"2026-08-17T05:14:32.158Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/c041d2be785feb9b5e36331921eadaefbe65349d"},{"url":"https://git.kernel.org/stable/c/ddd33806b8911fa2ef849e8bbbab1e3fcb26adc0"}],"title":"tpm_crb: Check ACPI_COMPANION() against NULL during probe","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-72432","datePublished":"2026-08-15T05:56:47.478Z","dateReserved":"2026-08-09T03:40:39.929Z","dateUpdated":"2026-08-17T05:14:32.158Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 06:22:17","lastModifiedDate":"2026-08-17 06:19:10","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"72432","Ordinal":"1","Title":"tpm_crb: Check ACPI_COMPANION() against NULL during probe","CVE":"CVE-2026-72432","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"72432","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ntpm_crb: Check ACPI_COMPANION() against NULL during probe\n\nEvery platform driver can be forced to match a device that doesn't match\nits list of device IDs because of device_match_driver_override(), so\nplatform drivers that rely on the existence of a device's ACPI companion\nobject need to verify its presence.\n\nAccordingly, add a requisite ACPI_COMPANION() check against NULL to the\ntpm_crb driver.","Type":"Description","Title":"tpm_crb: Check ACPI_COMPANION() against NULL during probe"}]}}}