{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72432","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-09T03:40:39.929Z","datePublished":"2026-08-15T05:56:47.478Z","dateUpdated":"2026-08-17T05:14:32.158Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:14:32.158Z"},"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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/char/tpm/tpm_crb.c"],"versions":[{"version":"48fe2cddc85c7849463bd01ae8b8c6b575ff508b","lessThan":"c041d2be785feb9b5e36331921eadaefbe65349d","status":"affected","versionType":"git"},{"version":"48fe2cddc85c7849463bd01ae8b8c6b575ff508b","lessThan":"ddd33806b8911fa2ef849e8bbbab1e3fcb26adc0","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/char/tpm/tpm_crb.c"],"versions":[{"version":"7.1","status":"affected"},{"version":"0","lessThan":"7.1","status":"unaffected","versionType":"semver"},{"version":"7.1.5","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.2"}]}]}],"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"}}}}