{"id":"CVE-2022-50472","revision":null,"records":[{"revision":"75ba3f6af2ce44cd8b23d5efd8bb6bae","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2022-50472","aliases":[],"title":"IB/mad: Don't call to function that might sleep while in atomic context","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nIB/mad: Don't call to function that might sleep while in atomic context\n\nTracepoints are not allowed to sleep, as such the following splat is\ngenerated due to call to ib_query_pkey() in atomic context.\n\nWARNING: CPU: 0 PID: 1888000 at kernel/trace/ring_buffer.c:2492 rb_commit+0xc1/0x220\nCPU: 0 PID: 1888000 Comm: kworker/u9:0 Kdump: loaded Tainted: G OE --------- - - 4.18.0-305.3.1.el8.x86_64 #1\n Hardware name: Red Hat KVM, BIOS 1.13.0-2.module_el8.3.0+555+a55c8938 04/01/2014\n Workqueue: ib-comp-unb-wq ib_cq_poll_work [ib_core]\n RIP: 0010:rb_commit+0xc1/0x220\n RSP: 0000:ffffa8ac80f9bca0 EFLAGS: 00010202\n RAX: ffff8951c7c01300 RBX: ffff8951c7c14a00 RCX: 0000000000000246\n RDX: ffff8951c707c000 RSI: ffff8951c707c57c RDI: ffff8951c7c14a00\n RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\n R10: ffff8951c7c01300 R11: 0000000000000001 R12: 0000000000000246\n R13: 0000000000000000 R14: ffffffff964c70c0 R15: 0000000000000000\n FS: 0000000000000000(0000) GS:ffff8951fbc00000(0000) knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 00007f20e8f39010 CR3: 000000002ca10005 CR4: 0000000000170ef0\n Call Trace:\n ring_buffer_unlock_commit+0x1d/0xa0\n trace_buffer_unlock_commit_regs+0x3b/0x1b0\n trace_event_buffer_commit+0x67/0x1d0\n trace_event_raw_event_ib_mad_recv_done_handler+0x11c/0x160 [ib_core]\n ib_mad_recv_done+0x48b/0xc10 [ib_core]\n ? trace_event_raw_event_cq_poll+0x6f/0xb0 [ib_core]\n __ib_process_cq+0x91/0x1c0 [ib_core]\n ib_cq_poll_work+0x26/0x80 [ib_core]\n process_one_work+0x1a7/0x360\n ? create_worker+0x1a0/0x1a0\n worker_thread+0x30/0x390\n ? create_worker+0x1a0/0x1a0\n kthread+0x116/0x130\n ? kthread_flush_work_fn+0x10/0x10\n ret_from_fork+0x35/0x40\n ---[ end trace 78ba8509d3830a16 ]---","state":0,"publishedAt":"2025-10-04T15:16:34.18+00:00","modifiedAt":"2026-10-15T21:31:20.681+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/infiniband/core/mad.c\",\n \"include/trace/events/ib_mad.h\"\n ],\n \"versions\": [\n {\n \"version\": \"821bf1de45a1a084e2e11b1a2308777434194bfe\",\n \"lessThan\": \"d45e6ccb8e98d8339631f32984d345a663e74ce2\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"821bf1de45a1a084e2e11b1a2308777434194bfe\",\n \"lessThan\": \"47e31b86edff36f2d26cbc88ce695d98ff804178\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"821bf1de45a1a084e2e11b1a2308777434194bfe\",\n \"lessThan\": \"cea70a572c0cb9728d728cfebe7d5bd485e97513\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"821bf1de45a1a084e2e11b1a2308777434194bfe\",\n \"lessThan\": \"fa8a2f3be78e4585996bcf4c15e4504441a4c7a0\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"821bf1de45a1a084e2e11b1a2308777434194bfe\",\n \"lessThan\": \"5c20311d76cbaeb7ed2ecf9c8b8322f8fc4a7ae3\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/infiniband/core/mad.c\",\n \"include/trace/events/ib_mad.h\"\n ],\n \"versions\": [\n {\n \"version\": \"5.2\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"5.2\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.258\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.86\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.0.16\",\n \"lessThanOrEqual\": \"6.0.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.2\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.2\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/d45e6ccb8e98d8339631f32984d345a663e74ce2","https://git.kernel.org/stable/c/47e31b86edff36f2d26cbc88ce695d98ff804178","https://git.kernel.org/stable/c/cea70a572c0cb9728d728cfebe7d5bd485e97513","https://git.kernel.org/stable/c/fa8a2f3be78e4585996bcf4c15e4504441a4c7a0","https://git.kernel.org/stable/c/5c20311d76cbaeb7ed2ecf9c8b8322f8fc4a7ae3"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-50472","license":"CVE Program Terms of Use","key":"cve-program:CVE-2022-50472","identifiers":["CVE-2022-50472"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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