{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-74303","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-15T05:44:03.882Z","datePublished":"2026-08-15T05:58:05.321Z","dateUpdated":"2026-08-17T05:16:50.701Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:16:50.701Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_qca: fix NULL pointer dereference in qca_dmp_hdr() for non-serdev device\n\nhu->serdev is NULL for hci_uart attached via non-serdev paths, but\nqca_dmp_hdr() unconditionally dereferences hu->serdev->dev.driver->name,\ncausing a NULL pointer dereference.\n\nFix by guarding the dereference with a NULL check and falling back to\n\"hci_ldisc_qca\" for the non-serdev case."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/hci_qca.c"],"versions":[{"version":"06d3fdfcdf5cefb06f2024b9d3dad356779399cf","lessThan":"809230cc25dde1d6bb00de2a1eeb5f3199402fbe","status":"affected","versionType":"git"},{"version":"06d3fdfcdf5cefb06f2024b9d3dad356779399cf","lessThan":"a209744230f9ce3d7a7e9a0839944f5cb5fa02a4","status":"affected","versionType":"git"},{"version":"06d3fdfcdf5cefb06f2024b9d3dad356779399cf","lessThan":"e284bb94ad4512ec0bcd9b91bda99e67c507f7f8","status":"affected","versionType":"git"},{"version":"06d3fdfcdf5cefb06f2024b9d3dad356779399cf","lessThan":"d54a5fb7d821b88c7c5569d450af59dafccaf414","status":"affected","versionType":"git"},{"version":"06d3fdfcdf5cefb06f2024b9d3dad356779399cf","lessThan":"6b8cbcf08de0db62254d1981f83db0f94681ccd9","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/hci_qca.c"],"versions":[{"version":"6.6","status":"affected"},{"version":"0","lessThan":"6.6","status":"unaffected","versionType":"semver"},{"version":"6.6.145","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.97","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.40","lessThanOrEqual":"6.18.*","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":"6.6","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.12.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/809230cc25dde1d6bb00de2a1eeb5f3199402fbe"},{"url":"https://git.kernel.org/stable/c/a209744230f9ce3d7a7e9a0839944f5cb5fa02a4"},{"url":"https://git.kernel.org/stable/c/e284bb94ad4512ec0bcd9b91bda99e67c507f7f8"},{"url":"https://git.kernel.org/stable/c/d54a5fb7d821b88c7c5569d450af59dafccaf414"},{"url":"https://git.kernel.org/stable/c/6b8cbcf08de0db62254d1981f83db0f94681ccd9"}],"title":"Bluetooth: hci_qca: fix NULL pointer dereference in qca_dmp_hdr() for non-serdev device","x_generator":{"engine":"bippy-1.2.0"}}}}