{"id":"CVE-2022-49433","state":"PUBLISHED","title":"RDMA/hfi1: Prevent use of lock before it is initialized","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hfi1: Prevent use of lock before it is initialized\n\nIf there is a failure during probe of hfi1 before the sdma_map_lock is\ninitialized, the call to hfi1_free_devdata() will attempt to use a lock\nthat has not been initialized. If the locking correctness validator is on\nthen an INFO message and stack trace resembling the following may be seen:\n\n  INFO: trying to register non-static key.\n  The code is fine but needs lockdep annotation, or maybe\n  you didn't initialize this object before use?\n  turning off the locking correctness validator.\n  Call Trace:\n  register_lock_class+0x11b/0x880\n  __lock_acquire+0xf3/0x7930\n  lock_acquire+0xff/0x2d0\n  _raw_spin_lock_irq+0x46/0x60\n  sdma_clean+0x42a/0x660 [hfi1]\n  hfi1_free_devdata+0x3a7/0x420 [hfi1]\n  init_one+0x867/0x11a0 [hfi1]\n  pci_device_probe+0x40e/0x8d0\n\nThe use of sdma_map_lock in sdma_clean() is for freeing the sdma_map\nmemory, and sdma_map is not allocated/initialized until after\nsdma_map_lock has been initialized. This code only needs to be run if\nsdma_map is not NULL, and so checking for that condition will avoid trying\nto use the lock before it is initialized.","publishedAt":"2025-02-26T02:12:50.553Z","updatedAt":"2026-05-11T18:59:43.592Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"66090815a24ce14cf51ef5453fc0218fe8a39bc2","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"addb192000d8819c0b1553453994df9bb54c28db","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"fc0750e659db7b315bf6348902cc8ca3cdd4b8d8","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"ca55150bff5817af4f857a746ecab9862c23e12a","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"30eb275e7ed588270ae159cc590a96658e0cfd8f","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"288d198f50434f29b4a26a9de4394ae2305ad8af","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"05c03dfd09c069c4ffd783b47b2da5dcc9421f2c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/sdma.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.3","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.121","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/sdma.c"]}],"references":["https://git.kernel.org/stable/c/66090815a24ce14cf51ef5453fc0218fe8a39bc2","https://git.kernel.org/stable/c/addb192000d8819c0b1553453994df9bb54c28db","https://git.kernel.org/stable/c/fc0750e659db7b315bf6348902cc8ca3cdd4b8d8","https://git.kernel.org/stable/c/ca55150bff5817af4f857a746ecab9862c23e12a","https://git.kernel.org/stable/c/30eb275e7ed588270ae159cc590a96658e0cfd8f","https://git.kernel.org/stable/c/288d198f50434f29b4a26a9de4394ae2305ad8af","https://git.kernel.org/stable/c/05c03dfd09c069c4ffd783b47b2da5dcc9421f2c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49433.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49433","state":"PUBLISHED","datePublished":"2025-02-26T02:12:50.553Z","dateUpdated":"2026-05-11T18:59:43.592Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.570Z"},"containers":{"cna":{"title":"RDMA/hfi1: Prevent use of lock before it is initialized","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hfi1: Prevent use of lock before it is initialized\n\nIf there is a failure during probe of hfi1 before the sdma_map_lock is\ninitialized, the call to hfi1_free_devdata() will attempt to use a lock\nthat has not been initialized. If the locking correctness validator is on\nthen an INFO message and stack trace resembling the following may be seen:\n\n  INFO: trying to register non-static key.\n  The code is fine but needs lockdep annotation, or maybe\n  you didn't initialize this object before use?\n  turning off the locking correctness validator.\n  Call Trace:\n  register_lock_class+0x11b/0x880\n  __lock_acquire+0xf3/0x7930\n  lock_acquire+0xff/0x2d0\n  _raw_spin_lock_irq+0x46/0x60\n  sdma_clean+0x42a/0x660 [hfi1]\n  hfi1_free_devdata+0x3a7/0x420 [hfi1]\n  init_one+0x867/0x11a0 [hfi1]\n  pci_device_probe+0x40e/0x8d0\n\nThe use of sdma_map_lock in sdma_clean() is for freeing the sdma_map\nmemory, and sdma_map is not allocated/initialized until after\nsdma_map_lock has been initialized. This code only needs to be run if\nsdma_map is not NULL, and so checking for that condition will avoid trying\nto use the lock before it is initialized."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"66090815a24ce14cf51ef5453fc0218fe8a39bc2","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"addb192000d8819c0b1553453994df9bb54c28db","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"fc0750e659db7b315bf6348902cc8ca3cdd4b8d8","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"ca55150bff5817af4f857a746ecab9862c23e12a","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"30eb275e7ed588270ae159cc590a96658e0cfd8f","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"288d198f50434f29b4a26a9de4394ae2305ad8af","versionType":"git"},{"version":"7724105686e718ac476a6ad3304fea2fbcfcffde","status":"affected","lessThan":"05c03dfd09c069c4ffd783b47b2da5dcc9421f2c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/sdma.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.3","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.121","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/sdma.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/66090815a24ce14cf51ef5453fc0218fe8a39bc2"},{"url":"https://git.kernel.org/stable/c/addb192000d8819c0b1553453994df9bb54c28db"},{"url":"https://git.kernel.org/stable/c/fc0750e659db7b315bf6348902cc8ca3cdd4b8d8"},{"url":"https://git.kernel.org/stable/c/ca55150bff5817af4f857a746ecab9862c23e12a"},{"url":"https://git.kernel.org/stable/c/30eb275e7ed588270ae159cc590a96658e0cfd8f"},{"url":"https://git.kernel.org/stable/c/288d198f50434f29b4a26a9de4394ae2305ad8af"},{"url":"https://git.kernel.org/stable/c/05c03dfd09c069c4ffd783b47b2da5dcc9421f2c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T18:59:43.592Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"4.19.247"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.4.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.10.121"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.15.46"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.17.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}