{"api_version":"1","generated_at":"2026-08-02T10:11:33+00:00","cve":"CVE-2025-38117","urls":{"html":"https://cve.report/CVE-2025-38117","api":"https://cve.report/api/cve/CVE-2025-38117.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-38117","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-38117"},"summary":{"title":"Bluetooth: MGMT: Protect mgmt_pending list with its own lock","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Protect mgmt_pending list with its own lock\n\nThis uses a mutex to protect from concurrent access of mgmt_pending\nlist which can cause crashes like:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91\nRead of size 2 at addr ffff0000c48885b2 by task syz.4.334/7318\n\nCPU: 0 UID: 0 PID: 7318 Comm: syz.4.334 Not tainted 6.15.0-rc7-syzkaller-g187899f4124a #0 PREEMPT\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025\nCall trace:\n show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)\n __dump_stack+0x30/0x40 lib/dump_stack.c:94\n dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120\n print_address_description+0xa8/0x254 mm/kasan/report.c:408\n print_report+0x68/0x84 mm/kasan/report.c:521\n kasan_report+0xb0/0x110 mm/kasan/report.c:634\n __asan_report_load2_noabort+0x20/0x2c mm/kasan/report_generic.c:379\n hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91\n mgmt_pending_find+0x7c/0x140 net/bluetooth/mgmt_util.c:223\n pending_find net/bluetooth/mgmt.c:947 [inline]\n remove_adv_monitor+0x44/0x1a4 net/bluetooth/mgmt.c:5445\n hci_mgmt_cmd+0x780/0xc00 net/bluetooth/hci_sock.c:1712\n hci_sock_sendmsg+0x544/0xbb0 net/bluetooth/hci_sock.c:1832\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg net/socket.c:727 [inline]\n sock_write_iter+0x25c/0x378 net/socket.c:1131\n new_sync_write fs/read_write.c:591 [inline]\n vfs_write+0x62c/0x97c fs/read_write.c:684\n ksys_write+0x120/0x210 fs/read_write.c:736\n __do_sys_write fs/read_write.c:747 [inline]\n __se_sys_write fs/read_write.c:744 [inline]\n __arm64_sys_write+0x7c/0x90 fs/read_write.c:744\n __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]\n invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49\n el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132\n do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151\n el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767\n el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786\n el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600\n\nAllocated by task 7037:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x40/0x78 mm/kasan/common.c:68\n kasan_save_alloc_info+0x44/0x54 mm/kasan/generic.c:562\n poison_kmalloc_redzone mm/kasan/common.c:377 [inline]\n __kasan_kmalloc+0x9c/0xb4 mm/kasan/common.c:394\n kasan_kmalloc include/linux/kasan.h:260 [inline]\n __do_kmalloc_node mm/slub.c:4327 [inline]\n __kmalloc_noprof+0x2fc/0x4c8 mm/slub.c:4339\n kmalloc_noprof include/linux/slab.h:909 [inline]\n sk_prot_alloc+0xc4/0x1f0 net/core/sock.c:2198\n sk_alloc+0x44/0x3ac net/core/sock.c:2254\n bt_sock_alloc+0x4c/0x300 net/bluetooth/af_bluetooth.c:148\n hci_sock_create+0xa8/0x194 net/bluetooth/hci_sock.c:2202\n bt_sock_create+0x14c/0x24c net/bluetooth/af_bluetooth.c:132\n __sock_create+0x43c/0x91c net/socket.c:1541\n sock_create net/socket.c:1599 [inline]\n __sys_socket_create net/socket.c:1636 [inline]\n __sys_socket+0xd4/0x1c0 net/socket.c:1683\n __do_sys_socket net/socket.c:1697 [inline]\n __se_sys_socket net/socket.c:1695 [inline]\n __arm64_sys_socket+0x7c/0x94 net/socket.c:1695\n __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]\n invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49\n el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132\n do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151\n el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767\n el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786\n el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600\n\nFreed by task 6607:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x40/0x78 mm/kasan/common.c:68\n kasan_save_free_info+0x58/0x70 mm/kasan/generic.c:576\n poison_slab_object mm/kasan/common.c:247 [inline]\n __kasan_slab_free+0x68/0x88 mm/kasan/common.c:264\n kasan_slab_free include/linux/kasan.h:233 [inline\n---truncated---","state":"PUBLISHED","assigner":"Linux","published_at":"2025-07-03 09:15:25","updated_at":"2026-07-30 06:22:52"},"problem_types":["CWE-416"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/d7882db79135c829a922daf3571f33ea1e056ae3","name":"https://git.kernel.org/stable/c/d7882db79135c829a922daf3571f33ea1e056ae3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4e83f2dbb2bf677e614109df24426c4dded472d4","name":"https://git.kernel.org/stable/c/4e83f2dbb2bf677e614109df24426c4dded472d4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6fe26f694c824b8a4dbf50c635bee1302e3f099c","name":"https://git.kernel.org/stable/c/6fe26f694c824b8a4dbf50c635bee1302e3f099c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bdd56875c6926d8009914f427df71797693e90d4","name":"https://git.kernel.org/stable/c/bdd56875c6926d8009914f427df71797693e90d4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-38117","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38117","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a380b6cff1a2d2139772e88219d08330f84d0381 bdd56875c6926d8009914f427df71797693e90d4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a380b6cff1a2d2139772e88219d08330f84d0381 4e83f2dbb2bf677e614109df24426c4dded472d4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a380b6cff1a2d2139772e88219d08330f84d0381 d7882db79135c829a922daf3571f33ea1e056ae3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a380b6cff1a2d2139772e88219d08330f84d0381 6fe26f694c824b8a4dbf50c635bee1302e3f099c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.1","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.1 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.94 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.34 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.15.3 6.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.16 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"38117","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/net/bluetooth/hci_core.h","net/bluetooth/hci_core.c","net/bluetooth/mgmt.c","net/bluetooth/mgmt_util.c","net/bluetooth/mgmt_util.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bdd56875c6926d8009914f427df71797693e90d4","status":"affected","version":"a380b6cff1a2d2139772e88219d08330f84d0381","versionType":"git"},{"lessThan":"4e83f2dbb2bf677e614109df24426c4dded472d4","status":"affected","version":"a380b6cff1a2d2139772e88219d08330f84d0381","versionType":"git"},{"lessThan":"d7882db79135c829a922daf3571f33ea1e056ae3","status":"affected","version":"a380b6cff1a2d2139772e88219d08330f84d0381","versionType":"git"},{"lessThan":"6fe26f694c824b8a4dbf50c635bee1302e3f099c","status":"affected","version":"a380b6cff1a2d2139772e88219d08330f84d0381","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["include/net/bluetooth/hci_core.h","net/bluetooth/hci_core.c","net/bluetooth/mgmt.c","net/bluetooth/mgmt_util.c","net/bluetooth/mgmt_util.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.1"},{"lessThan":"4.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.94","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.34","versionType":"semver"},{"lessThanOrEqual":"6.15.*","status":"unaffected","version":"6.15.3","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.16","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.94","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.34","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.15.3","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.16","versionStartIncluding":"4.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Protect mgmt_pending list with its own lock\n\nThis uses a mutex to protect from concurrent access of mgmt_pending\nlist which can cause crashes like:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91\nRead of size 2 at addr ffff0000c48885b2 by task syz.4.334/7318\n\nCPU: 0 UID: 0 PID: 7318 Comm: syz.4.334 Not tainted 6.15.0-rc7-syzkaller-g187899f4124a #0 PREEMPT\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025\nCall trace:\n show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)\n __dump_stack+0x30/0x40 lib/dump_stack.c:94\n dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120\n print_address_description+0xa8/0x254 mm/kasan/report.c:408\n print_report+0x68/0x84 mm/kasan/report.c:521\n kasan_report+0xb0/0x110 mm/kasan/report.c:634\n __asan_report_load2_noabort+0x20/0x2c mm/kasan/report_generic.c:379\n hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91\n mgmt_pending_find+0x7c/0x140 net/bluetooth/mgmt_util.c:223\n pending_find net/bluetooth/mgmt.c:947 [inline]\n remove_adv_monitor+0x44/0x1a4 net/bluetooth/mgmt.c:5445\n hci_mgmt_cmd+0x780/0xc00 net/bluetooth/hci_sock.c:1712\n hci_sock_sendmsg+0x544/0xbb0 net/bluetooth/hci_sock.c:1832\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg net/socket.c:727 [inline]\n sock_write_iter+0x25c/0x378 net/socket.c:1131\n new_sync_write fs/read_write.c:591 [inline]\n vfs_write+0x62c/0x97c fs/read_write.c:684\n ksys_write+0x120/0x210 fs/read_write.c:736\n __do_sys_write fs/read_write.c:747 [inline]\n __se_sys_write fs/read_write.c:744 [inline]\n __arm64_sys_write+0x7c/0x90 fs/read_write.c:744\n __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]\n invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49\n el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132\n do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151\n el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767\n el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786\n el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600\n\nAllocated by task 7037:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x40/0x78 mm/kasan/common.c:68\n kasan_save_alloc_info+0x44/0x54 mm/kasan/generic.c:562\n poison_kmalloc_redzone mm/kasan/common.c:377 [inline]\n __kasan_kmalloc+0x9c/0xb4 mm/kasan/common.c:394\n kasan_kmalloc include/linux/kasan.h:260 [inline]\n __do_kmalloc_node mm/slub.c:4327 [inline]\n __kmalloc_noprof+0x2fc/0x4c8 mm/slub.c:4339\n kmalloc_noprof include/linux/slab.h:909 [inline]\n sk_prot_alloc+0xc4/0x1f0 net/core/sock.c:2198\n sk_alloc+0x44/0x3ac net/core/sock.c:2254\n bt_sock_alloc+0x4c/0x300 net/bluetooth/af_bluetooth.c:148\n hci_sock_create+0xa8/0x194 net/bluetooth/hci_sock.c:2202\n bt_sock_create+0x14c/0x24c net/bluetooth/af_bluetooth.c:132\n __sock_create+0x43c/0x91c net/socket.c:1541\n sock_create net/socket.c:1599 [inline]\n __sys_socket_create net/socket.c:1636 [inline]\n __sys_socket+0xd4/0x1c0 net/socket.c:1683\n __do_sys_socket net/socket.c:1697 [inline]\n __se_sys_socket net/socket.c:1695 [inline]\n __arm64_sys_socket+0x7c/0x94 net/socket.c:1695\n __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]\n invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49\n el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132\n do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151\n el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767\n el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786\n el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600\n\nFreed by task 6607:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x40/0x78 mm/kasan/common.c:68\n kasan_save_free_info+0x58/0x70 mm/kasan/generic.c:576\n poison_slab_object mm/kasan/common.c:247 [inline]\n __kasan_slab_free+0x68/0x88 mm/kasan/common.c:264\n kasan_slab_free include/linux/kasan.h:233 [inline\n---truncated---"}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-30T05:51:28.471Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/bdd56875c6926d8009914f427df71797693e90d4"},{"url":"https://git.kernel.org/stable/c/4e83f2dbb2bf677e614109df24426c4dded472d4"},{"url":"https://git.kernel.org/stable/c/d7882db79135c829a922daf3571f33ea1e056ae3"},{"url":"https://git.kernel.org/stable/c/6fe26f694c824b8a4dbf50c635bee1302e3f099c"}],"title":"Bluetooth: MGMT: Protect mgmt_pending list with its own lock","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-38117","datePublished":"2025-07-03T08:35:25.060Z","dateReserved":"2025-04-16T04:51:23.986Z","dateUpdated":"2026-07-30T05:51:28.471Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-07-03 09:15:25","lastModifiedDate":"2026-07-30 06:22:52","problem_types":["CWE-416"],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},{"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:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.6.94","matchCriteriaId":"C55A712F-B599-4389-8F6D-CBC27CAB8BA1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.34","matchCriteriaId":"4FFA54AA-CDFE-4591-BD07-72813D0948F4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.15.3","matchCriteriaId":"0541C761-BD5E-4C1A-8432-83B375D7EB92"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:*","matchCriteriaId":"6D4894DB-CCFE-4602-B1BF-3960B2E19A01"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"38117","Ordinal":"1","Title":"Bluetooth: MGMT: Protect mgmt_pending list with its own lock","CVE":"CVE-2025-38117","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"38117","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Protect mgmt_pending list with its own lock\n\nThis uses a mutex to protect from concurrent access of mgmt_pending\nlist which can cause crashes like:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91\nRead of size 2 at addr ffff0000c48885b2 by task syz.4.334/7318\n\nCPU: 0 UID: 0 PID: 7318 Comm: syz.4.334 Not tainted 6.15.0-rc7-syzkaller-g187899f4124a #0 PREEMPT\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025\nCall trace:\n show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)\n __dump_stack+0x30/0x40 lib/dump_stack.c:94\n dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120\n print_address_description+0xa8/0x254 mm/kasan/report.c:408\n print_report+0x68/0x84 mm/kasan/report.c:521\n kasan_report+0xb0/0x110 mm/kasan/report.c:634\n __asan_report_load2_noabort+0x20/0x2c mm/kasan/report_generic.c:379\n hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91\n mgmt_pending_find+0x7c/0x140 net/bluetooth/mgmt_util.c:223\n pending_find net/bluetooth/mgmt.c:947 [inline]\n remove_adv_monitor+0x44/0x1a4 net/bluetooth/mgmt.c:5445\n hci_mgmt_cmd+0x780/0xc00 net/bluetooth/hci_sock.c:1712\n hci_sock_sendmsg+0x544/0xbb0 net/bluetooth/hci_sock.c:1832\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg net/socket.c:727 [inline]\n sock_write_iter+0x25c/0x378 net/socket.c:1131\n new_sync_write fs/read_write.c:591 [inline]\n vfs_write+0x62c/0x97c fs/read_write.c:684\n ksys_write+0x120/0x210 fs/read_write.c:736\n __do_sys_write fs/read_write.c:747 [inline]\n __se_sys_write fs/read_write.c:744 [inline]\n __arm64_sys_write+0x7c/0x90 fs/read_write.c:744\n __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]\n invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49\n el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132\n do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151\n el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767\n el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786\n el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600\n\nAllocated by task 7037:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x40/0x78 mm/kasan/common.c:68\n kasan_save_alloc_info+0x44/0x54 mm/kasan/generic.c:562\n poison_kmalloc_redzone mm/kasan/common.c:377 [inline]\n __kasan_kmalloc+0x9c/0xb4 mm/kasan/common.c:394\n kasan_kmalloc include/linux/kasan.h:260 [inline]\n __do_kmalloc_node mm/slub.c:4327 [inline]\n __kmalloc_noprof+0x2fc/0x4c8 mm/slub.c:4339\n kmalloc_noprof include/linux/slab.h:909 [inline]\n sk_prot_alloc+0xc4/0x1f0 net/core/sock.c:2198\n sk_alloc+0x44/0x3ac net/core/sock.c:2254\n bt_sock_alloc+0x4c/0x300 net/bluetooth/af_bluetooth.c:148\n hci_sock_create+0xa8/0x194 net/bluetooth/hci_sock.c:2202\n bt_sock_create+0x14c/0x24c net/bluetooth/af_bluetooth.c:132\n __sock_create+0x43c/0x91c net/socket.c:1541\n sock_create net/socket.c:1599 [inline]\n __sys_socket_create net/socket.c:1636 [inline]\n __sys_socket+0xd4/0x1c0 net/socket.c:1683\n __do_sys_socket net/socket.c:1697 [inline]\n __se_sys_socket net/socket.c:1695 [inline]\n __arm64_sys_socket+0x7c/0x94 net/socket.c:1695\n __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]\n invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49\n el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132\n do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151\n el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767\n el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786\n el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600\n\nFreed by task 6607:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x40/0x78 mm/kasan/common.c:68\n kasan_save_free_info+0x58/0x70 mm/kasan/generic.c:576\n poison_slab_object mm/kasan/common.c:247 [inline]\n __kasan_slab_free+0x68/0x88 mm/kasan/common.c:264\n kasan_slab_free include/linux/kasan.h:233 [inline\n---truncated---","Type":"Description","Title":"Bluetooth: MGMT: Protect mgmt_pending list with its own lock"}]}}}