{"id":"CVE-2022-49202","state":"PUBLISHED","title":"Bluetooth: hci_uart: add missing NULL check in h5_enqueue","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_uart: add missing NULL check in h5_enqueue\n\nSyzbot hit general protection fault in __pm_runtime_resume(). The problem\nwas in missing NULL check.\n\nhu->serdev can be NULL and we should not blindly pass &serdev->dev\nsomewhere, since it will cause GPF.","publishedAt":"2025-02-26T01:55:43.738Z","updatedAt":"2026-05-11T18:55:07.248Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"7235485433d290367d60ae22fcdfc565e61d42ab","versionType":"git"},{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"e6b6c904c0f88588b6a3ace20e4c0d61eab124f8","versionType":"git"},{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"8a3896c30f542439d36303183dc96f65df8cc528","versionType":"git"},{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"32cb08e958696908a9aad5e49a78d74f7e32fffb","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/hci_h5.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.33","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.16.19","status":"unaffected","lessThanOrEqual":"5.16.*","versionType":"semver"},{"version":"5.17.2","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/hci_h5.c"]}],"references":["https://git.kernel.org/stable/c/7235485433d290367d60ae22fcdfc565e61d42ab","https://git.kernel.org/stable/c/e6b6c904c0f88588b6a3ace20e4c0d61eab124f8","https://git.kernel.org/stable/c/8a3896c30f542439d36303183dc96f65df8cc528","https://git.kernel.org/stable/c/32cb08e958696908a9aad5e49a78d74f7e32fffb"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49202.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49202","state":"PUBLISHED","datePublished":"2025-02-26T01:55:43.738Z","dateUpdated":"2026-05-11T18:55:07.248Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T01:49:39.291Z"},"containers":{"cna":{"title":"Bluetooth: hci_uart: add missing NULL check in h5_enqueue","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_uart: add missing NULL check in h5_enqueue\n\nSyzbot hit general protection fault in __pm_runtime_resume(). The problem\nwas in missing NULL check.\n\nhu->serdev can be NULL and we should not blindly pass &serdev->dev\nsomewhere, since it will cause GPF."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"7235485433d290367d60ae22fcdfc565e61d42ab","versionType":"git"},{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"e6b6c904c0f88588b6a3ace20e4c0d61eab124f8","versionType":"git"},{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"8a3896c30f542439d36303183dc96f65df8cc528","versionType":"git"},{"version":"d9dd833cf6d29695682ec7e7924c0d0992b906bc","status":"affected","lessThan":"32cb08e958696908a9aad5e49a78d74f7e32fffb","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/hci_h5.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.33","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.16.19","status":"unaffected","lessThanOrEqual":"5.16.*","versionType":"semver"},{"version":"5.17.2","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/hci_h5.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7235485433d290367d60ae22fcdfc565e61d42ab"},{"url":"https://git.kernel.org/stable/c/e6b6c904c0f88588b6a3ace20e4c0d61eab124f8"},{"url":"https://git.kernel.org/stable/c/8a3896c30f542439d36303183dc96f65df8cc528"},{"url":"https://git.kernel.org/stable/c/32cb08e958696908a9aad5e49a78d74f7e32fffb"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T18:55:07.248Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.15.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.16.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.17.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.18"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}