cve-2024-27398
Vulnerability from cvelistv5
Published
2024-05-13 10:22
Modified
2024-11-05 09:21
Severity ?
EPSS score ?
Summary
Bluetooth: Fix use-after-free bugs caused by sco_sock_timeout
References
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"id": "CVE-2024-27398",
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"product": "Linux",
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"vendor": "Linux",
"versions": [
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"version": "5.15"
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{
"lessThan": "5.15",
"status": "unaffected",
"version": "0",
"versionType": "semver"
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"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.314",
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"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.276",
"versionType": "semver"
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"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.217",
"versionType": "semver"
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"status": "unaffected",
"version": "5.15.159",
"versionType": "semver"
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"status": "unaffected",
"version": "6.1.91",
"versionType": "semver"
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{
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"status": "unaffected",
"version": "6.6.31",
"versionType": "semver"
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{
"lessThanOrEqual": "6.8.*",
"status": "unaffected",
"version": "6.8.10",
"versionType": "semver"
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"version": "6.9",
"versionType": "original_commit_for_fix"
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"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix use-after-free bugs caused by sco_sock_timeout\n\nWhen the sco connection is established and then, the sco socket\nis releasing, timeout_work will be scheduled to judge whether\nthe sco disconnection is timeout. The sock will be deallocated\nlater, but it is dereferenced again in sco_sock_timeout. As a\nresult, the use-after-free bugs will happen. The root cause is\nshown below:\n\n Cleanup Thread | Worker Thread\nsco_sock_release |\n sco_sock_close |\n __sco_sock_close |\n sco_sock_set_timer |\n schedule_delayed_work |\n sco_sock_kill | (wait a time)\n sock_put(sk) //FREE | sco_sock_timeout\n | sock_hold(sk) //USE\n\nThe KASAN report triggered by POC is shown below:\n\n[ 95.890016] ==================================================================\n[ 95.890496] BUG: KASAN: slab-use-after-free in sco_sock_timeout+0x5e/0x1c0\n[ 95.890755] Write of size 4 at addr ffff88800c388080 by task kworker/0:0/7\n...\n[ 95.890755] Workqueue: events sco_sock_timeout\n[ 95.890755] Call Trace:\n[ 95.890755] \u003cTASK\u003e\n[ 95.890755] dump_stack_lvl+0x45/0x110\n[ 95.890755] print_address_description+0x78/0x390\n[ 95.890755] print_report+0x11b/0x250\n[ 95.890755] ? __virt_addr_valid+0xbe/0xf0\n[ 95.890755] ? sco_sock_timeout+0x5e/0x1c0\n[ 95.890755] kasan_report+0x139/0x170\n[ 95.890755] ? update_load_avg+0xe5/0x9f0\n[ 95.890755] ? sco_sock_timeout+0x5e/0x1c0\n[ 95.890755] kasan_check_range+0x2c3/0x2e0\n[ 95.890755] sco_sock_timeout+0x5e/0x1c0\n[ 95.890755] process_one_work+0x561/0xc50\n[ 95.890755] worker_thread+0xab2/0x13c0\n[ 95.890755] ? pr_cont_work+0x490/0x490\n[ 95.890755] kthread+0x279/0x300\n[ 95.890755] ? pr_cont_work+0x490/0x490\n[ 95.890755] ? kthread_blkcg+0xa0/0xa0\n[ 95.890755] ret_from_fork+0x34/0x60\n[ 95.890755] ? kthread_blkcg+0xa0/0xa0\n[ 95.890755] ret_from_fork_asm+0x11/0x20\n[ 95.890755] \u003c/TASK\u003e\n[ 95.890755]\n[ 95.890755] Allocated by task 506:\n[ 95.890755] kasan_save_track+0x3f/0x70\n[ 95.890755] __kasan_kmalloc+0x86/0x90\n[ 95.890755] __kmalloc+0x17f/0x360\n[ 95.890755] sk_prot_alloc+0xe1/0x1a0\n[ 95.890755] sk_alloc+0x31/0x4e0\n[ 95.890755] bt_sock_alloc+0x2b/0x2a0\n[ 95.890755] sco_sock_create+0xad/0x320\n[ 95.890755] bt_sock_create+0x145/0x320\n[ 95.890755] __sock_create+0x2e1/0x650\n[ 95.890755] __sys_socket+0xd0/0x280\n[ 95.890755] __x64_sys_socket+0x75/0x80\n[ 95.890755] do_syscall_64+0xc4/0x1b0\n[ 95.890755] entry_SYSCALL_64_after_hwframe+0x67/0x6f\n[ 95.890755]\n[ 95.890755] Freed by task 506:\n[ 95.890755] kasan_save_track+0x3f/0x70\n[ 95.890755] kasan_save_free_info+0x40/0x50\n[ 95.890755] poison_slab_object+0x118/0x180\n[ 95.890755] __kasan_slab_free+0x12/0x30\n[ 95.890755] kfree+0xb2/0x240\n[ 95.890755] __sk_destruct+0x317/0x410\n[ 95.890755] sco_sock_release+0x232/0x280\n[ 95.890755] sock_close+0xb2/0x210\n[ 95.890755] __fput+0x37f/0x770\n[ 95.890755] task_work_run+0x1ae/0x210\n[ 95.890755] get_signal+0xe17/0xf70\n[ 95.890755] arch_do_signal_or_restart+0x3f/0x520\n[ 95.890755] syscall_exit_to_user_mode+0x55/0x120\n[ 95.890755] do_syscall_64+0xd1/0x1b0\n[ 95.890755] entry_SYSCALL_64_after_hwframe+0x67/0x6f\n[ 95.890755]\n[ 95.890755] The buggy address belongs to the object at ffff88800c388000\n[ 95.890755] which belongs to the cache kmalloc-1k of size 1024\n[ 95.890755] The buggy address is located 128 bytes inside of\n[ 95.890755] freed 1024-byte region [ffff88800c388000, ffff88800c388400)\n[ 95.890755]\n[ 95.890755] The buggy address belongs to the physical page:\n[ 95.890755] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88800c38a800 pfn:0xc388\n[ 95.890755] head: order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0\n[ 95.890755] ano\n---truncated---"
}
],
"providerMetadata": {
"dateUpdated": "2024-11-05T09:21:29.125Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
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"references": [
{
"url": "https://git.kernel.org/stable/c/1b33d55fb7355e27f8c82cd4ecd560f162469249"
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"url": "https://git.kernel.org/stable/c/3212afd00e3cda790fd0583cb3eaef8f9575a014"
},
{
"url": "https://git.kernel.org/stable/c/33a6e92161a78c1073d90e27abe28d746feb0a53"
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"url": "https://git.kernel.org/stable/c/6a18eeb1b3bbc67c20d9609c31dca6a69b4bcde5"
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"url": "https://git.kernel.org/stable/c/bfab2c1f7940a232cd519e82fff137e308abfd93"
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{
"url": "https://git.kernel.org/stable/c/012363cb1bec5f33a7b94629ab2c1086f30280f2"
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"url": "https://git.kernel.org/stable/c/50c2037fc28df870ef29d9728c770c8955d32178"
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{
"url": "https://git.kernel.org/stable/c/483bc08181827fc475643272ffb69c533007e546"
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"title": "Bluetooth: Fix use-after-free bugs caused by sco_sock_timeout",
"x_generator": {
"engine": "bippy-9e1c9544281a"
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},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2024-27398",
"datePublished": "2024-05-13T10:22:26.624Z",
"dateReserved": "2024-02-25T13:47:42.681Z",
"dateUpdated": "2024-11-05T09:21:29.125Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2024-27398\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-14T15:12:28.623\",\"lastModified\":\"2024-11-05T10:16:30.140\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nBluetooth: Fix use-after-free bugs caused by sco_sock_timeout\\n\\nWhen the sco connection is established and then, the sco socket\\nis releasing, timeout_work will be scheduled to judge whether\\nthe sco disconnection is timeout. The sock will be deallocated\\nlater, but it is dereferenced again in sco_sock_timeout. As a\\nresult, the use-after-free bugs will happen. The root cause is\\nshown below:\\n\\n Cleanup Thread | Worker Thread\\nsco_sock_release |\\n sco_sock_close |\\n __sco_sock_close |\\n sco_sock_set_timer |\\n schedule_delayed_work |\\n sco_sock_kill | (wait a time)\\n sock_put(sk) //FREE | sco_sock_timeout\\n | sock_hold(sk) //USE\\n\\nThe KASAN report triggered by POC is shown below:\\n\\n[ 95.890016] ==================================================================\\n[ 95.890496] BUG: KASAN: slab-use-after-free in sco_sock_timeout+0x5e/0x1c0\\n[ 95.890755] Write of size 4 at addr ffff88800c388080 by task kworker/0:0/7\\n...\\n[ 95.890755] Workqueue: events sco_sock_timeout\\n[ 95.890755] Call Trace:\\n[ 95.890755] \u003cTASK\u003e\\n[ 95.890755] dump_stack_lvl+0x45/0x110\\n[ 95.890755] print_address_description+0x78/0x390\\n[ 95.890755] print_report+0x11b/0x250\\n[ 95.890755] ? __virt_addr_valid+0xbe/0xf0\\n[ 95.890755] ? sco_sock_timeout+0x5e/0x1c0\\n[ 95.890755] kasan_report+0x139/0x170\\n[ 95.890755] ? update_load_avg+0xe5/0x9f0\\n[ 95.890755] ? sco_sock_timeout+0x5e/0x1c0\\n[ 95.890755] kasan_check_range+0x2c3/0x2e0\\n[ 95.890755] sco_sock_timeout+0x5e/0x1c0\\n[ 95.890755] process_one_work+0x561/0xc50\\n[ 95.890755] worker_thread+0xab2/0x13c0\\n[ 95.890755] ? pr_cont_work+0x490/0x490\\n[ 95.890755] kthread+0x279/0x300\\n[ 95.890755] ? pr_cont_work+0x490/0x490\\n[ 95.890755] ? kthread_blkcg+0xa0/0xa0\\n[ 95.890755] ret_from_fork+0x34/0x60\\n[ 95.890755] ? kthread_blkcg+0xa0/0xa0\\n[ 95.890755] ret_from_fork_asm+0x11/0x20\\n[ 95.890755] \u003c/TASK\u003e\\n[ 95.890755]\\n[ 95.890755] Allocated by task 506:\\n[ 95.890755] kasan_save_track+0x3f/0x70\\n[ 95.890755] __kasan_kmalloc+0x86/0x90\\n[ 95.890755] __kmalloc+0x17f/0x360\\n[ 95.890755] sk_prot_alloc+0xe1/0x1a0\\n[ 95.890755] sk_alloc+0x31/0x4e0\\n[ 95.890755] bt_sock_alloc+0x2b/0x2a0\\n[ 95.890755] sco_sock_create+0xad/0x320\\n[ 95.890755] bt_sock_create+0x145/0x320\\n[ 95.890755] __sock_create+0x2e1/0x650\\n[ 95.890755] __sys_socket+0xd0/0x280\\n[ 95.890755] __x64_sys_socket+0x75/0x80\\n[ 95.890755] do_syscall_64+0xc4/0x1b0\\n[ 95.890755] entry_SYSCALL_64_after_hwframe+0x67/0x6f\\n[ 95.890755]\\n[ 95.890755] Freed by task 506:\\n[ 95.890755] kasan_save_track+0x3f/0x70\\n[ 95.890755] kasan_save_free_info+0x40/0x50\\n[ 95.890755] poison_slab_object+0x118/0x180\\n[ 95.890755] __kasan_slab_free+0x12/0x30\\n[ 95.890755] kfree+0xb2/0x240\\n[ 95.890755] __sk_destruct+0x317/0x410\\n[ 95.890755] sco_sock_release+0x232/0x280\\n[ 95.890755] sock_close+0xb2/0x210\\n[ 95.890755] __fput+0x37f/0x770\\n[ 95.890755] task_work_run+0x1ae/0x210\\n[ 95.890755] get_signal+0xe17/0xf70\\n[ 95.890755] arch_do_signal_or_restart+0x3f/0x520\\n[ 95.890755] syscall_exit_to_user_mode+0x55/0x120\\n[ 95.890755] do_syscall_64+0xd1/0x1b0\\n[ 95.890755] entry_SYSCALL_64_after_hwframe+0x67/0x6f\\n[ 95.890755]\\n[ 95.890755] The buggy address belongs to the object at ffff88800c388000\\n[ 95.890755] which belongs to the cache kmalloc-1k of size 1024\\n[ 95.890755] The buggy address is located 128 bytes inside of\\n[ 95.890755] freed 1024-byte region [ffff88800c388000, ffff88800c388400)\\n[ 95.890755]\\n[ 95.890755] The buggy address belongs to the physical page:\\n[ 95.890755] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88800c38a800 pfn:0xc388\\n[ 95.890755] head: order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0\\n[ 95.890755] ano\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: Bluetooth: corrige errores de use-after-free causados por sco_sock_timeout Cuando se establece la conexi\u00f3n con sco y luego se libera el socket de sco, se programar\u00e1 timeout_work para juzgar si la desconexi\u00f3n de sco es se acab\u00f3 el tiempo. El calcet\u00edn se desasignar\u00e1 m\u00e1s tarde, pero se eliminar\u00e1 la referencia nuevamente en sco_sock_timeout. Como resultado, se producir\u00e1n errores de use-after-free. La causa ra\u00edz se muestra a continuaci\u00f3n: Hilo de limpieza | Hilo de trabajo sco_sock_release | sco_sock_close | __sco_sock_close | sco_sock_set_timer | horario_trabajo_retrasado | sco_sock_kill | (espera un momento) sock_put(sk) //GRATIS | sco_sock_timeout | sock_hold(sk) //USE El informe KASAN activado por POC se muestra a continuaci\u00f3n: [ 95.890016] =============================== ==================================== [95.890496] ERROR: KASAN: uso de losa despu\u00e9s de la liberaci\u00f3n en sco_sock_timeout+0x5e/0x1c0 [95.890755] Escritura de tama\u00f1o 4 en la direcci\u00f3n ffff88800c388080 por tarea kworker/0:0/7... [95.890755] Cola de trabajo: eventos sco_sock_timeout [95.890755] Seguimiento de llamadas: [95.890755] [95.890755] dump_stack_lvl+0x45/0x110 [ 95.890755] print_address_description+0x78/0x390 [ 95.890755] print_report+0x11b/0x250 [ 95.890755] ? __virt_addr_valid+0xbe/0xf0 [95.890755]? sco_sock_timeout+0x5e/0x1c0 [ 95.890755] kasan_report+0x139/0x170 [ 95.890755] ? update_load_avg+0xe5/0x9f0 [95.890755]? sco_sock_timeout+0x5e/0x1c0 [ 95.890755] kasan_check_range+0x2c3/0x2e0 [ 95.890755] sco_sock_timeout+0x5e/0x1c0 [ 95.890755] Process_one_work+0x561/0xc50 [ 95.890755] hilo+0xab2/0x13c0 [95.890755]? pr_cont_work+0x490/0x490 [ 95.890755] kthread+0x279/0x300 [ 95.890755] ? pr_cont_work+0x490/0x490 [95.890755]? kthread_blkcg+0xa0/0xa0 [95.890755] ret_from_fork+0x34/0x60 [95.890755]? kthread_blkcg+0xa0/0xa0 [ 95.890755] ret_from_fork_asm+0x11/0x20 [ 95.890755] [ 95.890755] [ 95.890755] Asignado por la tarea 506: [ 95.890755] /0x70 [ 95.890755] __kasan_kmalloc+0x86/0x90 [ 95.890755] __kmalloc+0x17f/0x360 [ 95.890755] sk_prot_alloc+0xe1/0x1a0 [ 95.890755] sk_alloc+0x31/0x4e0 [ 95.890755] bt_sock_alloc+0x2b/0x2a0 [ sco_s ock_create+0xad/0x320 [ 95.890755] bt_sock_create+0x145/0x320 [ 95.890755] __sock_create+ 0x2e1/0x650 [ 95.890755] __sys_socket+0xd0/0x280 [ 95.890755] __x64_sys_socket+0x75/0x80 [ 95.890755] do_syscall_64+0xc4/0x1b0 [ 95.890755] SYSCALL_64_after_hwframe+0x67/0x6f [ 95.890755] [ 95.890755] Liberado por la tarea 506: [ 95.890755] kasan_save_track +0x3f/0x70 [ 95.890755] kasan_save_free_info+0x40/0x50 [ 95.890755] veneno_slab_object+0x118/0x180 [ 95.890755] __kasan_slab_free+0x12/0x30 [ 95.890755] 0x240 [95.890755] __sk_destruct+0x317/0x410 [95.890755] sco_sock_release+0x232 /0x280 [ 95.890755] sock_close+0xb2/0x210 [ 95.890755] __fput+0x37f/0x770 [ 95.890755] task_work_run+0x1ae/0x210 [ 95.890755] get_signal+0xe17/0xf70 [ 95.8 90755] arch_do_signal_or_restart+0x3f/0x520 [ 95.890755] syscall_exit_to_user_mode+0x55/0x120 [ 95.890755] do_syscall_64+0xd1/0x1b0 [ 95.890755] Entry_SYSCALL_64_after_hwframe+0x67/0x6f [ 95.890755] [ 95.890755] La direcci\u00f3n con errores pertenece al objeto en ffff88800c388000 [ 95.89 0755] que pertenece al cach\u00e9 kmalloc-1k de tama\u00f1o 1024 [ 95.890755] El buggy La direcci\u00f3n se encuentra a 128 bytes dentro de [95.890755] regi\u00f3n liberada de 1024 bytes [ffff88800c388000, ffff88800c388400) [95.890755] [95.890755] La direcci\u00f3n con errores pertenece a la p\u00e1gina f\u00edsica: [95.890755] p\u00e1gina: refcount:1 mapcount:0 mapeo: 0000000000000000 \u00edndice :0xffff88800c38a800 pfn:0xc388 [ 95.890755] head: orden:3 entero_mapcount:0 nr_pages_mapped:0 pincount:0 [ 95.890755] a\u00f1o ---truncado---\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/012363cb1bec5f33a7b94629ab2c1086f30280f2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/1b33d55fb7355e27f8c82cd4ecd560f162469249\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3212afd00e3cda790fd0583cb3eaef8f9575a014\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/33a6e92161a78c1073d90e27abe28d746feb0a53\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/483bc08181827fc475643272ffb69c533007e546\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/50c2037fc28df870ef29d9728c770c8955d32178\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6a18eeb1b3bbc67c20d9609c31dca6a69b4bcde5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bfab2c1f7940a232cd519e82fff137e308abfd93\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.