{"api_version":"1","generated_at":"2026-11-11T05:36:58+00:00","cve":"CVE-2024-50138","urls":{"html":"https://cve.report/CVE-2024-50138","api":"https://cve.report/api/cve/CVE-2024-50138.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2024-50138","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-50138"},"summary":{"title":"bpf: Use raw_spinlock_t in ringbuf","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Use raw_spinlock_t in ringbuf\n\nThe function __bpf_ringbuf_reserve is invoked from a tracepoint, which\ndisables preemption. Using spinlock_t in this context can lead to a\n\"sleep in atomic\" warning in the RT variant. This issue is illustrated\nin the example below:\n\nBUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48\nin_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 556208, name: test_progs\npreempt_count: 1, expected: 0\nRCU nest depth: 1, expected: 1\nINFO: lockdep is turned off.\nPreemption disabled at:\n[<ffffd33a5c88ea44>] migrate_enable+0xc0/0x39c\nCPU: 7 PID: 556208 Comm: test_progs Tainted: G\nHardware name: Qualcomm SA8775P Ride (DT)\nCall trace:\n dump_backtrace+0xac/0x130\n show_stack+0x1c/0x30\n dump_stack_lvl+0xac/0xe8\n dump_stack+0x18/0x30\n __might_resched+0x3bc/0x4fc\n rt_spin_lock+0x8c/0x1a4\n __bpf_ringbuf_reserve+0xc4/0x254\n bpf_ringbuf_reserve_dynptr+0x5c/0xdc\n bpf_prog_ac3d15160d62622a_test_read_write+0x104/0x238\n trace_call_bpf+0x238/0x774\n perf_call_bpf_enter.isra.0+0x104/0x194\n perf_syscall_enter+0x2f8/0x510\n trace_sys_enter+0x39c/0x564\n syscall_trace_enter+0x220/0x3c0\n do_el0_svc+0x138/0x1dc\n el0_svc+0x54/0x130\n el0t_64_sync_handler+0x134/0x150\n el0t_64_sync+0x17c/0x180\n\nSwitch the spinlock to raw_spinlock_t to avoid this error.","state":"PUBLISHED","assigner":"Linux","published_at":"2024-11-05 18:15:16","updated_at":"2026-11-05 21:17:33"},"problem_types":["NVD-CWE-noinfo"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/8b62645b09f870d70c7910e7550289d444239a46","name":"https://git.kernel.org/stable/c/8b62645b09f870d70c7910e7550289d444239a46","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f9543375d9b150b2bcf16bb182e6b62309db0888","name":"https://git.kernel.org/stable/c/f9543375d9b150b2bcf16bb182e6b62309db0888","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5eb34999d118e69a20dc0c6556f315fcb0a1f8d3","name":"https://git.kernel.org/stable/c/5eb34999d118e69a20dc0c6556f315fcb0a1f8d3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ca30e682e5d6de44d12c4610767811c9a21d59ba","name":"https://git.kernel.org/stable/c/ca30e682e5d6de44d12c4610767811c9a21d59ba","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","name":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-50138","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50138","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 457f44363a8894135c85b7a9afd2bd8196db24ab 5eb34999d118e69a20dc0c6556f315fcb0a1f8d3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 457f44363a8894135c85b7a9afd2bd8196db24ab f9543375d9b150b2bcf16bb182e6b62309db0888 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 457f44363a8894135c85b7a9afd2bd8196db24ab ca30e682e5d6de44d12c4610767811c9a21d59ba git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 457f44363a8894135c85b7a9afd2bd8196db24ab 8b62645b09f870d70c7910e7550289d444239a46 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.8","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.8 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.115 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.84 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.11.6 6.11.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12 * 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Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["kernel/bpf/ringbuf.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5eb34999d118e69a20dc0c6556f315fcb0a1f8d3","status":"affected","version":"457f44363a8894135c85b7a9afd2bd8196db24ab","versionType":"git"},{"lessThan":"f9543375d9b150b2bcf16bb182e6b62309db0888","status":"affected","version":"457f44363a8894135c85b7a9afd2bd8196db24ab","versionType":"git"},{"lessThan":"ca30e682e5d6de44d12c4610767811c9a21d59ba","status":"affected","version":"457f44363a8894135c85b7a9afd2bd8196db24ab","versionType":"git"},{"lessThan":"8b62645b09f870d70c7910e7550289d444239a46","status":"affected","version":"457f44363a8894135c85b7a9afd2bd8196db24ab","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["kernel/bpf/ringbuf.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.8"},{"lessThan":"5.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.115","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.84","versionType":"semver"},{"lessThanOrEqual":"6.11.*","status":"unaffected","version":"6.11.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.12","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.115","versionStartIncluding":"5.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.84","versionStartIncluding":"5.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.11.6","versionStartIncluding":"5.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12","versionStartIncluding":"5.8","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Use raw_spinlock_t in ringbuf\n\nThe function __bpf_ringbuf_reserve is invoked from a tracepoint, which\ndisables preemption. Using spinlock_t in this context can lead to a\n\"sleep in atomic\" warning in the RT variant. This issue is illustrated\nin the example below:\n\nBUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48\nin_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 556208, name: test_progs\npreempt_count: 1, expected: 0\nRCU nest depth: 1, expected: 1\nINFO: lockdep is turned off.\nPreemption disabled at:\n[<ffffd33a5c88ea44>] migrate_enable+0xc0/0x39c\nCPU: 7 PID: 556208 Comm: test_progs Tainted: G\nHardware name: Qualcomm SA8775P Ride (DT)\nCall trace:\n dump_backtrace+0xac/0x130\n show_stack+0x1c/0x30\n dump_stack_lvl+0xac/0xe8\n dump_stack+0x18/0x30\n __might_resched+0x3bc/0x4fc\n rt_spin_lock+0x8c/0x1a4\n __bpf_ringbuf_reserve+0xc4/0x254\n bpf_ringbuf_reserve_dynptr+0x5c/0xdc\n bpf_prog_ac3d15160d62622a_test_read_write+0x104/0x238\n trace_call_bpf+0x238/0x774\n perf_call_bpf_enter.isra.0+0x104/0x194\n perf_syscall_enter+0x2f8/0x510\n trace_sys_enter+0x39c/0x564\n syscall_trace_enter+0x220/0x3c0\n do_el0_svc+0x138/0x1dc\n el0_svc+0x54/0x130\n el0t_64_sync_handler+0x134/0x150\n el0t_64_sync+0x17c/0x180\n\nSwitch the spinlock to raw_spinlock_t to avoid this error."}],"providerMetadata":{"dateUpdated":"2026-05-11T20:46:10.704Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/5eb34999d118e69a20dc0c6556f315fcb0a1f8d3"},{"url":"https://git.kernel.org/stable/c/f9543375d9b150b2bcf16bb182e6b62309db0888"},{"url":"https://git.kernel.org/stable/c/ca30e682e5d6de44d12c4610767811c9a21d59ba"},{"url":"https://git.kernel.org/stable/c/8b62645b09f870d70c7910e7550289d444239a46"}],"title":"bpf: Use raw_spinlock_t in ringbuf","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2024-50138","datePublished":"2024-11-05T17:11:01.518Z","dateReserved":"2024-10-21T19:36:19.956Z","dateUpdated":"2026-11-05T20:31:22.016Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2024-11-05 18:15:16","lastModifiedDate":"2026-11-05 21:17:33","problem_types":["NVD-CWE-noinfo"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-11-05T20:27:43.586642Z","id":"CVE-2024-50138","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.1.115","matchCriteriaId":"E96BC4EA-4F0E-4C4C-A835-CA9717251BD6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.11.6","matchCriteriaId":"A63E3E17-3D76-4FE0-8D3D-AF15451A6D12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*","matchCriteriaId":"7F361E1D-580F-4A2D-A509-7615F73167A1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*","matchCriteriaId":"925478D0-3E3D-4E6F-ACD5-09F28D5DF82C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*","matchCriteriaId":"3C95E234-D335-4B6C-96BF-E2CEBD8654ED"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2024","CveId":"50138","Ordinal":"1","Title":"bpf: Use raw_spinlock_t in ringbuf","CVE":"CVE-2024-50138","Year":"2024"},"notes":[{"CveYear":"2024","CveId":"50138","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Use raw_spinlock_t in ringbuf\n\nThe function __bpf_ringbuf_reserve is invoked from a tracepoint, which\ndisables preemption. Using spinlock_t in this context can lead to a\n\"sleep in atomic\" warning in the RT variant. This issue is illustrated\nin the example below:\n\nBUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48\nin_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 556208, name: test_progs\npreempt_count: 1, expected: 0\nRCU nest depth: 1, expected: 1\nINFO: lockdep is turned off.\nPreemption disabled at:\n[<ffffd33a5c88ea44>] migrate_enable+0xc0/0x39c\nCPU: 7 PID: 556208 Comm: test_progs Tainted: G\nHardware name: Qualcomm SA8775P Ride (DT)\nCall trace:\n dump_backtrace+0xac/0x130\n show_stack+0x1c/0x30\n dump_stack_lvl+0xac/0xe8\n dump_stack+0x18/0x30\n __might_resched+0x3bc/0x4fc\n rt_spin_lock+0x8c/0x1a4\n __bpf_ringbuf_reserve+0xc4/0x254\n bpf_ringbuf_reserve_dynptr+0x5c/0xdc\n bpf_prog_ac3d15160d62622a_test_read_write+0x104/0x238\n trace_call_bpf+0x238/0x774\n perf_call_bpf_enter.isra.0+0x104/0x194\n perf_syscall_enter+0x2f8/0x510\n trace_sys_enter+0x39c/0x564\n syscall_trace_enter+0x220/0x3c0\n do_el0_svc+0x138/0x1dc\n el0_svc+0x54/0x130\n el0t_64_sync_handler+0x134/0x150\n el0t_64_sync+0x17c/0x180\n\nSwitch the spinlock to raw_spinlock_t to avoid this error.","Type":"Description","Title":"bpf: Use raw_spinlock_t in ringbuf"}]}}}