mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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144 lines
8.5 KiB
JSON
144 lines
8.5 KiB
JSON
{
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"id": "CVE-2023-52632",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2024-04-02T07:15:41.010",
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"lastModified": "2025-03-17T15:17:57.207",
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"vulnStatus": "Analyzed",
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"cveTags": [],
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Fix lock dependency warning with srcu\n\n======================================================\nWARNING: possible circular locking dependency detected\n6.5.0-kfd-yangp #2289 Not tainted\n------------------------------------------------------\nkworker/0:2/996 is trying to acquire lock:\n (srcu){.+.+}-{0:0}, at: __synchronize_srcu+0x5/0x1a0\n\nbut task is already holding lock:\n ((work_completion)(&svms->deferred_list_work)){+.+.}-{0:0}, at:\n\tprocess_one_work+0x211/0x560\n\nwhich lock already depends on the new lock.\n\nthe existing dependency chain (in reverse order) is:\n\n-> #3 ((work_completion)(&svms->deferred_list_work)){+.+.}-{0:0}:\n __flush_work+0x88/0x4f0\n svm_range_list_lock_and_flush_work+0x3d/0x110 [amdgpu]\n svm_range_set_attr+0xd6/0x14c0 [amdgpu]\n kfd_ioctl+0x1d1/0x630 [amdgpu]\n __x64_sys_ioctl+0x88/0xc0\n\n-> #2 (&info->lock#2){+.+.}-{3:3}:\n __mutex_lock+0x99/0xc70\n amdgpu_amdkfd_gpuvm_restore_process_bos+0x54/0x740 [amdgpu]\n restore_process_helper+0x22/0x80 [amdgpu]\n restore_process_worker+0x2d/0xa0 [amdgpu]\n process_one_work+0x29b/0x560\n worker_thread+0x3d/0x3d0\n\n-> #1 ((work_completion)(&(&process->restore_work)->work)){+.+.}-{0:0}:\n __flush_work+0x88/0x4f0\n __cancel_work_timer+0x12c/0x1c0\n kfd_process_notifier_release_internal+0x37/0x1f0 [amdgpu]\n __mmu_notifier_release+0xad/0x240\n exit_mmap+0x6a/0x3a0\n mmput+0x6a/0x120\n do_exit+0x322/0xb90\n do_group_exit+0x37/0xa0\n __x64_sys_exit_group+0x18/0x20\n do_syscall_64+0x38/0x80\n\n-> #0 (srcu){.+.+}-{0:0}:\n __lock_acquire+0x1521/0x2510\n lock_sync+0x5f/0x90\n __synchronize_srcu+0x4f/0x1a0\n __mmu_notifier_release+0x128/0x240\n exit_mmap+0x6a/0x3a0\n mmput+0x6a/0x120\n svm_range_deferred_list_work+0x19f/0x350 [amdgpu]\n process_one_work+0x29b/0x560\n worker_thread+0x3d/0x3d0\n\nother info that might help us debug this:\nChain exists of:\n srcu --> &info->lock#2 --> (work_completion)(&svms->deferred_list_work)\n\nPossible unsafe locking scenario:\n\n CPU0 CPU1\n ---- ----\n lock((work_completion)(&svms->deferred_list_work));\n lock(&info->lock#2);\n\t\t\tlock((work_completion)(&svms->deferred_list_work));\n sync(srcu);"
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},
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{
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"lang": "es",
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"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amdkfd: corrige la advertencia de dependencia de bloqueo con srcu ============================== ========================== ADVERTENCIA: posible dependencia de bloqueo circular detectada 6.5.0-kfd-yangp #2289 No contaminado ------ ------------------------------------------------ ktrabajador/ 0:2/996 est\u00e1 intentando adquirir el bloqueo: (srcu){.+.+}-{0:0}, en: __synchronize_srcu+0x5/0x1a0 pero la tarea ya mantiene el bloqueo: ((work_completion)(&svms->deferred_list_work )){+.+.}-{0:0}, en: Process_one_work+0x211/0x560 cuyo bloqueo ya depende del nuevo bloqueo. la cadena de dependencia existente (en orden inverso) es: -> #3 ((work_completion)(&svms->deferred_list_work)){+.+.}-{0:0}: __flush_work+0x88/0x4f0 svm_range_list_lock_and_flush_work+0x3d/0x110 [ amdgpu] svm_range_set_attr+0xd6/0x14c0 [amdgpu] kfd_ioctl+0x1d1/0x630 [amdgpu] __x64_sys_ioctl+0x88/0xc0 -> #2 (&info->lock#2){+.+.}-{3:3}: __mutex_lock+ 0x99/0xc70 amdgpu_amdkfd_gpuvm_restore_process_bos+0x54/0x740 [amdgpu] restaurar_proceso_helper+0x22/0x80 [amdgpu] restaurar_proceso_trabajador+0x2d/0xa0 [amdgpu] proceso_one_work+0x29b/0x560 trabajador_thread+0x3d/0x3d 0 -> #1 ((finalizaci\u00f3n_trabajo)(&(&proceso- >restore_work)->work)){+.+.}-{0:0}: __flush_work+0x88/0x4f0 __cancel_work_timer+0x12c/0x1c0 kfd_process_notifier_release_internal+0x37/0x1f0 [amdgpu] __mmu_notifier_release+0xad/0x240 exit_mmap+0x6a/0x3 a0 mmentrada +0x6a/0x120 do_exit+0x322/0xb90 do_group_exit+0x37/0xa0 __x64_sys_exit_group+0x18/0x20 do_syscall_64+0x38/0x80 -> #0 (srcu){.+.+}-{0:0}: __lock_acquire+0x1521/0x2 510 lock_sync +0x5f/0x90 __synchronize_srcu+0x4f/0x1a0 __mmu_notifier_release+0x128/0x240 exit_mmap+0x6a/0x3a0 mmput+0x6a/0x120 svm_range_deferred_list_work+0x19f/0x350 [amdgpu] Process_one_work+0x29b/0 x560 trabajador_thread+0x3d/0x3d0 otra informaci\u00f3n que podr\u00eda ayudarnos a depurar esto : Existe cadena de: srcu --> &info->lock#2 --> (work_completion)(&svms->deferred_list_work) Posible escenario de bloqueo inseguro: CPU0 CPU1 ---- ---- lock((work_completion)(&svms- >lista_trabajo_diferido)); bloquear(&info->bloquear#2); lock((work_completion)(&svms->deferred_list_work)); sincronizaci\u00f3n(srcu);"
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"baseScore": 5.5,
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"baseSeverity": "MEDIUM",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 3.6
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-667"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "6.1.77",
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"matchCriteriaId": "F749AC21-58DA-44BE-B3C5-7C53F294A67A"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.2",
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"versionEndExcluding": "6.6.16",
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"matchCriteriaId": "A5007D6A-4B58-423A-8A3A-A1A656A263C8"
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.7",
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"versionEndExcluding": "6.7.4",
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"matchCriteriaId": "848BC44C-9D25-4557-A50A-4B8BF310FA78"
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/1556c242e64cdffe58736aa650b0b395854fe4d4",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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