{"api_version":"1","generated_at":"2026-08-02T07:28:20+00:00","cve":"CVE-2025-38118","urls":{"html":"https://cve.report/CVE-2025-38118","api":"https://cve.report/api/cve/CVE-2025-38118.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-38118","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-38118"},"summary":{"title":"Bluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete\n\nThis reworks MGMT_OP_REMOVE_ADV_MONITOR to not use mgmt_pending_add to\navoid crashes like bellow:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in mgmt_remove_adv_monitor_complete+0xe5/0x540 net/bluetooth/mgmt.c:5406\nRead of size 8 at addr ffff88801c53f318 by task kworker/u5:5/5341\n\nCPU: 0 UID: 0 PID: 5341 Comm: kworker/u5:5 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full)\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014\nWorkqueue: hci0 hci_cmd_sync_work\nCall Trace:\n <TASK>\n dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120\n print_address_description mm/kasan/report.c:408 [inline]\n print_report+0xd2/0x2b0 mm/kasan/report.c:521\n kasan_report+0x118/0x150 mm/kasan/report.c:634\n mgmt_remove_adv_monitor_complete+0xe5/0x540 net/bluetooth/mgmt.c:5406\n hci_cmd_sync_work+0x261/0x3a0 net/bluetooth/hci_sync.c:334\n process_one_work kernel/workqueue.c:3238 [inline]\n process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321\n worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402\n kthread+0x711/0x8a0 kernel/kthread.c:464\n ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245\n </TASK>\n\nAllocated by task 5987:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x3e/0x80 mm/kasan/common.c:68\n poison_kmalloc_redzone mm/kasan/common.c:377 [inline]\n __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:394\n kasan_kmalloc include/linux/kasan.h:260 [inline]\n __kmalloc_cache_noprof+0x230/0x3d0 mm/slub.c:4358\n kmalloc_noprof include/linux/slab.h:905 [inline]\n kzalloc_noprof include/linux/slab.h:1039 [inline]\n mgmt_pending_new+0x65/0x240 net/bluetooth/mgmt_util.c:252\n mgmt_pending_add+0x34/0x120 net/bluetooth/mgmt_util.c:279\n remove_adv_monitor+0x103/0x1b0 net/bluetooth/mgmt.c:5454\n hci_mgmt_cmd+0x9c9/0xef0 net/bluetooth/hci_sock.c:1719\n hci_sock_sendmsg+0x6ca/0xef0 net/bluetooth/hci_sock.c:1839\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg+0x219/0x270 net/socket.c:727\n sock_write_iter+0x258/0x330 net/socket.c:1131\n new_sync_write fs/read_write.c:593 [inline]\n vfs_write+0x548/0xa90 fs/read_write.c:686\n ksys_write+0x145/0x250 fs/read_write.c:738\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nFreed by task 5989:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x3e/0x80 mm/kasan/common.c:68\n kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:576\n poison_slab_object mm/kasan/common.c:247 [inline]\n __kasan_slab_free+0x62/0x70 mm/kasan/common.c:264\n kasan_slab_free include/linux/kasan.h:233 [inline]\n slab_free_hook mm/slub.c:2380 [inline]\n slab_free mm/slub.c:4642 [inline]\n kfree+0x18e/0x440 mm/slub.c:4841\n mgmt_pending_foreach+0xc9/0x120 net/bluetooth/mgmt_util.c:242\n mgmt_index_removed+0x10d/0x2f0 net/bluetooth/mgmt.c:9366\n hci_sock_bind+0xbe9/0x1000 net/bluetooth/hci_sock.c:1314\n __sys_bind_socket net/socket.c:1810 [inline]\n __sys_bind+0x2c3/0x3e0 net/socket.c:1841\n __do_sys_bind net/socket.c:1846 [inline]\n __se_sys_bind net/socket.c:1844 [inline]\n __x64_sys_bind+0x7a/0x90 net/socket.c:1844\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f","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/3c9aba9cbdf163e2654be9f82d43ff8a04273962","name":"https://git.kernel.org/stable/c/3c9aba9cbdf163e2654be9f82d43ff8a04273962","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","name":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e6ed54e86aae9e4f7286ce8d5c73780f91b48d1c","name":"https://git.kernel.org/stable/c/e6ed54e86aae9e4f7286ce8d5c73780f91b48d1c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/32aa2fbe319f33b0318ec6f4fceb63879771a286","name":"https://git.kernel.org/stable/c/32aa2fbe319f33b0318ec6f4fceb63879771a286","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9df3e5e7f7e4653fd9802878cedc36defc5ef42d","name":"https://git.kernel.org/stable/c/9df3e5e7f7e4653fd9802878cedc36defc5ef42d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9f66b6531c2b4e996bb61720ee94adb4b2e8d1be","name":"https://git.kernel.org/stable/c/9f66b6531c2b4e996bb61720ee94adb4b2e8d1be","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-38118","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38118","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 66bd095ab5d408af106808cce302406542f70f65 3c9aba9cbdf163e2654be9f82d43ff8a04273962 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 66bd095ab5d408af106808cce302406542f70f65 9f66b6531c2b4e996bb61720ee94adb4b2e8d1be git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 66bd095ab5d408af106808cce302406542f70f65 9df3e5e7f7e4653fd9802878cedc36defc5ef42d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 66bd095ab5d408af106808cce302406542f70f65 32aa2fbe319f33b0318ec6f4fceb63879771a286 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 66bd095ab5d408af106808cce302406542f70f65 e6ed54e86aae9e4f7286ce8d5c73780f91b48d1c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.12","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.12 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.142 6.1.* 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":"38118","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":{"adp":[{"providerMetadata":{"dateUpdated":"2025-11-03T17:34:19.342Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}],"title":"CVE Program Container"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/net/bluetooth/hci_core.h","net/bluetooth/hci_core.c","net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3c9aba9cbdf163e2654be9f82d43ff8a04273962","status":"affected","version":"66bd095ab5d408af106808cce302406542f70f65","versionType":"git"},{"lessThan":"9f66b6531c2b4e996bb61720ee94adb4b2e8d1be","status":"affected","version":"66bd095ab5d408af106808cce302406542f70f65","versionType":"git"},{"lessThan":"9df3e5e7f7e4653fd9802878cedc36defc5ef42d","status":"affected","version":"66bd095ab5d408af106808cce302406542f70f65","versionType":"git"},{"lessThan":"32aa2fbe319f33b0318ec6f4fceb63879771a286","status":"affected","version":"66bd095ab5d408af106808cce302406542f70f65","versionType":"git"},{"lessThan":"e6ed54e86aae9e4f7286ce8d5c73780f91b48d1c","status":"affected","version":"66bd095ab5d408af106808cce302406542f70f65","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["include/net/bluetooth/hci_core.h","net/bluetooth/hci_core.c","net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.12"},{"lessThan":"5.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.142","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":"6.1.142","versionStartIncluding":"5.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.94","versionStartIncluding":"5.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.34","versionStartIncluding":"5.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.15.3","versionStartIncluding":"5.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.16","versionStartIncluding":"5.12","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete\n\nThis reworks MGMT_OP_REMOVE_ADV_MONITOR to not use mgmt_pending_add to\navoid crashes like bellow:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in mgmt_remove_adv_monitor_complete+0xe5/0x540 net/bluetooth/mgmt.c:5406\nRead of size 8 at addr ffff88801c53f318 by task kworker/u5:5/5341\n\nCPU: 0 UID: 0 PID: 5341 Comm: kworker/u5:5 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full)\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014\nWorkqueue: hci0 hci_cmd_sync_work\nCall Trace:\n <TASK>\n dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120\n print_address_description mm/kasan/report.c:408 [inline]\n print_report+0xd2/0x2b0 mm/kasan/report.c:521\n kasan_report+0x118/0x150 mm/kasan/report.c:634\n mgmt_remove_adv_monitor_complete+0xe5/0x540 net/bluetooth/mgmt.c:5406\n hci_cmd_sync_work+0x261/0x3a0 net/bluetooth/hci_sync.c:334\n process_one_work kernel/workqueue.c:3238 [inline]\n process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321\n worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402\n kthread+0x711/0x8a0 kernel/kthread.c:464\n ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245\n </TASK>\n\nAllocated by task 5987:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x3e/0x80 mm/kasan/common.c:68\n poison_kmalloc_redzone mm/kasan/common.c:377 [inline]\n __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:394\n kasan_kmalloc include/linux/kasan.h:260 [inline]\n __kmalloc_cache_noprof+0x230/0x3d0 mm/slub.c:4358\n kmalloc_noprof include/linux/slab.h:905 [inline]\n kzalloc_noprof include/linux/slab.h:1039 [inline]\n mgmt_pending_new+0x65/0x240 net/bluetooth/mgmt_util.c:252\n mgmt_pending_add+0x34/0x120 net/bluetooth/mgmt_util.c:279\n remove_adv_monitor+0x103/0x1b0 net/bluetooth/mgmt.c:5454\n hci_mgmt_cmd+0x9c9/0xef0 net/bluetooth/hci_sock.c:1719\n hci_sock_sendmsg+0x6ca/0xef0 net/bluetooth/hci_sock.c:1839\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg+0x219/0x270 net/socket.c:727\n sock_write_iter+0x258/0x330 net/socket.c:1131\n new_sync_write fs/read_write.c:593 [inline]\n vfs_write+0x548/0xa90 fs/read_write.c:686\n ksys_write+0x145/0x250 fs/read_write.c:738\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nFreed by task 5989:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x3e/0x80 mm/kasan/common.c:68\n kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:576\n poison_slab_object mm/kasan/common.c:247 [inline]\n __kasan_slab_free+0x62/0x70 mm/kasan/common.c:264\n kasan_slab_free include/linux/kasan.h:233 [inline]\n slab_free_hook mm/slub.c:2380 [inline]\n slab_free mm/slub.c:4642 [inline]\n kfree+0x18e/0x440 mm/slub.c:4841\n mgmt_pending_foreach+0xc9/0x120 net/bluetooth/mgmt_util.c:242\n mgmt_index_removed+0x10d/0x2f0 net/bluetooth/mgmt.c:9366\n hci_sock_bind+0xbe9/0x1000 net/bluetooth/hci_sock.c:1314\n __sys_bind_socket net/socket.c:1810 [inline]\n __sys_bind+0x2c3/0x3e0 net/socket.c:1841\n __do_sys_bind net/socket.c:1846 [inline]\n __se_sys_bind net/socket.c:1844 [inline]\n __x64_sys_bind+0x7a/0x90 net/socket.c:1844\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f"}],"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":"2026-07-30T05:51:29.598Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/3c9aba9cbdf163e2654be9f82d43ff8a04273962"},{"url":"https://git.kernel.org/stable/c/9f66b6531c2b4e996bb61720ee94adb4b2e8d1be"},{"url":"https://git.kernel.org/stable/c/9df3e5e7f7e4653fd9802878cedc36defc5ef42d"},{"url":"https://git.kernel.org/stable/c/32aa2fbe319f33b0318ec6f4fceb63879771a286"},{"url":"https://git.kernel.org/stable/c/e6ed54e86aae9e4f7286ce8d5c73780f91b48d1c"}],"title":"Bluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-38118","datePublished":"2025-07-03T08:35:25.992Z","dateReserved":"2025-04-16T04:51:23.986Z","dateUpdated":"2026-07-30T05:51:29.598Z","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":"5.12","versionEndExcluding":"6.1.142","matchCriteriaId":"68B63361-FA57-4A4A-8E09-2B452D2DC274"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.94","matchCriteriaId":"304E3F01-7D7A-4908-994E-7F95C5C00B06"},{"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"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","matchCriteriaId":"FA6FEEC2-9F11-4643-8827-749718254FED"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"38118","Ordinal":"1","Title":"Bluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete","CVE":"CVE-2025-38118","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"38118","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete\n\nThis reworks MGMT_OP_REMOVE_ADV_MONITOR to not use mgmt_pending_add to\navoid crashes like bellow:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in mgmt_remove_adv_monitor_complete+0xe5/0x540 net/bluetooth/mgmt.c:5406\nRead of size 8 at addr ffff88801c53f318 by task kworker/u5:5/5341\n\nCPU: 0 UID: 0 PID: 5341 Comm: kworker/u5:5 Not tainted 6.15.0-syzkaller-10402-g4cb6c8af8591 #0 PREEMPT(full)\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014\nWorkqueue: hci0 hci_cmd_sync_work\nCall Trace:\n <TASK>\n dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120\n print_address_description mm/kasan/report.c:408 [inline]\n print_report+0xd2/0x2b0 mm/kasan/report.c:521\n kasan_report+0x118/0x150 mm/kasan/report.c:634\n mgmt_remove_adv_monitor_complete+0xe5/0x540 net/bluetooth/mgmt.c:5406\n hci_cmd_sync_work+0x261/0x3a0 net/bluetooth/hci_sync.c:334\n process_one_work kernel/workqueue.c:3238 [inline]\n process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321\n worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402\n kthread+0x711/0x8a0 kernel/kthread.c:464\n ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245\n </TASK>\n\nAllocated by task 5987:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x3e/0x80 mm/kasan/common.c:68\n poison_kmalloc_redzone mm/kasan/common.c:377 [inline]\n __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:394\n kasan_kmalloc include/linux/kasan.h:260 [inline]\n __kmalloc_cache_noprof+0x230/0x3d0 mm/slub.c:4358\n kmalloc_noprof include/linux/slab.h:905 [inline]\n kzalloc_noprof include/linux/slab.h:1039 [inline]\n mgmt_pending_new+0x65/0x240 net/bluetooth/mgmt_util.c:252\n mgmt_pending_add+0x34/0x120 net/bluetooth/mgmt_util.c:279\n remove_adv_monitor+0x103/0x1b0 net/bluetooth/mgmt.c:5454\n hci_mgmt_cmd+0x9c9/0xef0 net/bluetooth/hci_sock.c:1719\n hci_sock_sendmsg+0x6ca/0xef0 net/bluetooth/hci_sock.c:1839\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg+0x219/0x270 net/socket.c:727\n sock_write_iter+0x258/0x330 net/socket.c:1131\n new_sync_write fs/read_write.c:593 [inline]\n vfs_write+0x548/0xa90 fs/read_write.c:686\n ksys_write+0x145/0x250 fs/read_write.c:738\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nFreed by task 5989:\n kasan_save_stack mm/kasan/common.c:47 [inline]\n kasan_save_track+0x3e/0x80 mm/kasan/common.c:68\n kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:576\n poison_slab_object mm/kasan/common.c:247 [inline]\n __kasan_slab_free+0x62/0x70 mm/kasan/common.c:264\n kasan_slab_free include/linux/kasan.h:233 [inline]\n slab_free_hook mm/slub.c:2380 [inline]\n slab_free mm/slub.c:4642 [inline]\n kfree+0x18e/0x440 mm/slub.c:4841\n mgmt_pending_foreach+0xc9/0x120 net/bluetooth/mgmt_util.c:242\n mgmt_index_removed+0x10d/0x2f0 net/bluetooth/mgmt.c:9366\n hci_sock_bind+0xbe9/0x1000 net/bluetooth/hci_sock.c:1314\n __sys_bind_socket net/socket.c:1810 [inline]\n __sys_bind+0x2c3/0x3e0 net/socket.c:1841\n __do_sys_bind net/socket.c:1846 [inline]\n __se_sys_bind net/socket.c:1844 [inline]\n __x64_sys_bind+0x7a/0x90 net/socket.c:1844\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f","Type":"Description","Title":"Bluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete"}]}}}