{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-40283","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.184Z","datePublished":"2025-12-06T21:51:07.409Z","dateUpdated":"2026-05-11T21:46:21.315Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:46:21.315Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btusb: reorder cleanup in btusb_disconnect to avoid UAF\n\nThere is a KASAN: slab-use-after-free read in btusb_disconnect().\nCalling \"usb_driver_release_interface(&btusb_driver, data->intf)\" will\nfree the btusb data associated with the interface. The same data is\nthen used later in the function, hence the UAF.\n\nFix by moving the accesses to btusb data to before the data is free'd."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/btusb.c"],"versions":[{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"297dbf87989e09af98f81f2bcb938041785557e8","status":"affected","versionType":"git"},{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"f858f004bc343a7ae9f2533bbb2a3ab27428532f","status":"affected","versionType":"git"},{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"7a6d1e740220ff9dfcb6a8c994d6ba49e76db198","status":"affected","versionType":"git"},{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"5dc00065a0496c36694afe11e52a5bc64524a9b8","status":"affected","versionType":"git"},{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"1c28c1e1522c773a94e26950ffb145e88cd9834b","status":"affected","versionType":"git"},{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"95b9b98c93b1c0916a3d4cf4540b7f5d69145a0d","status":"affected","versionType":"git"},{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"a2610ecd9fd5708be8997ca8f033e4200c0bb6af","status":"affected","versionType":"git"},{"version":"fd913ef7ce619467c6b0644af48ba1fec499c623","lessThan":"23d22f2f71768034d6ef86168213843fc49bf550","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/bluetooth/btusb.c"],"versions":[{"version":"4.11","status":"affected"},{"version":"0","lessThan":"4.11","status":"unaffected","versionType":"semver"},{"version":"5.4.302","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.247","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.197","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.159","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.117","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.59","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.17.9","lessThanOrEqual":"6.17.*","status":"unaffected","versionType":"semver"},{"version":"6.18","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":"4.11","versionEndExcluding":"5.4.302"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"5.10.247"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"5.15.197"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.1.159"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.6.117"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.12.59"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.17.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/297dbf87989e09af98f81f2bcb938041785557e8"},{"url":"https://git.kernel.org/stable/c/f858f004bc343a7ae9f2533bbb2a3ab27428532f"},{"url":"https://git.kernel.org/stable/c/7a6d1e740220ff9dfcb6a8c994d6ba49e76db198"},{"url":"https://git.kernel.org/stable/c/5dc00065a0496c36694afe11e52a5bc64524a9b8"},{"url":"https://git.kernel.org/stable/c/1c28c1e1522c773a94e26950ffb145e88cd9834b"},{"url":"https://git.kernel.org/stable/c/95b9b98c93b1c0916a3d4cf4540b7f5d69145a0d"},{"url":"https://git.kernel.org/stable/c/a2610ecd9fd5708be8997ca8f033e4200c0bb6af"},{"url":"https://git.kernel.org/stable/c/23d22f2f71768034d6ef86168213843fc49bf550"}],"title":"Bluetooth: btusb: reorder cleanup in btusb_disconnect to avoid UAF","x_generator":{"engine":"bippy-1.2.0"}}}}