{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97484","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-24T16:01:01.149Z","datePublished":"2026-09-24T16:04:27.978Z","dateUpdated":"2026-10-03T10:58:48.553Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-03T10:58:48.553Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusbip: vhci_hcd: fix NULL deref in status_show_vhci\n\nplatform_get_drvdata() can return NULL if a VHCI host controller's\nprobe failed (e.g. due to USB bus number exhaustion). status_show_vhci()\nchecked for a NULL pdev but not for a NULL hcd returned by\nplatform_get_drvdata(). Passing NULL to hcd_to_vhci_hcd() does not\nreturn NULL - it returns a pointer offset of 0x260, causing a NULL\npointer dereference when that value is subsequently dereferenced.\n\nAdd a NULL check on hcd before calling hcd_to_vhci_hcd(). Move\nstatus_show_not_ready() above status_show_vhci() to make it callable\nfrom the new error path without a forward declaration."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/usbip/vhci_sysfs.c"],"versions":[{"version":"0775a9cbc694e8c7276688be3bbd2f386167ab54","lessThan":"2b477ee5cc9c2670185ffd82911a20e1760008c2","status":"affected","versionType":"git"},{"version":"0775a9cbc694e8c7276688be3bbd2f386167ab54","lessThan":"671d2687a790f63110c3c4213230209f5c3e0e8e","status":"affected","versionType":"git"},{"version":"0775a9cbc694e8c7276688be3bbd2f386167ab54","lessThan":"fd7d938ab4759a45eb107e658c199a2c47cc1ace","status":"affected","versionType":"git"},{"version":"0775a9cbc694e8c7276688be3bbd2f386167ab54","lessThan":"517c353e5358b2123cbf620a1798fe632fb7bdce","status":"affected","versionType":"git"},{"version":"0775a9cbc694e8c7276688be3bbd2f386167ab54","lessThan":"046a94fdb02eb1df86c8fa4614104ff801ba3ab7","status":"affected","versionType":"git"},{"version":"0775a9cbc694e8c7276688be3bbd2f386167ab54","lessThan":"dacd7c317ba12e035653c28a0eaaf23d91abc073","status":"affected","versionType":"git"},{"version":"0775a9cbc694e8c7276688be3bbd2f386167ab54","lessThan":"bc150783542ba2e7c1257d1299c6f3269bdba270","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/usb/usbip/vhci_sysfs.c"],"versions":[{"version":"4.9","status":"affected"},{"version":"0","lessThan":"4.9","status":"unaffected","versionType":"semver"},{"version":"5.10.271","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","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":"4.9","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2b477ee5cc9c2670185ffd82911a20e1760008c2"},{"url":"https://git.kernel.org/stable/c/671d2687a790f63110c3c4213230209f5c3e0e8e"},{"url":"https://git.kernel.org/stable/c/fd7d938ab4759a45eb107e658c199a2c47cc1ace"},{"url":"https://git.kernel.org/stable/c/517c353e5358b2123cbf620a1798fe632fb7bdce"},{"url":"https://git.kernel.org/stable/c/046a94fdb02eb1df86c8fa4614104ff801ba3ab7"},{"url":"https://git.kernel.org/stable/c/dacd7c317ba12e035653c28a0eaaf23d91abc073"},{"url":"https://git.kernel.org/stable/c/bc150783542ba2e7c1257d1299c6f3269bdba270"}],"title":"usbip: vhci_hcd: fix NULL deref in status_show_vhci","x_generator":{"engine":"bippy-1.2.0"}}}}