CVE-2024-56582

{"id": "CVE-2024-56582", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2024-12-27T15:15:17.333", "references": [{"url": "https://git.kernel.org/stable/c/05b36b04d74a517d6675bf2f90829ff1ac7e28dc", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6228f13f1996a4feb9b601d6644bf0bfe03671dd", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a40de0330af4fb7bc6b354250c24f294f8b826a0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f8a5129e4a9fc3f6aa3f137513253b51b31b94d4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: fix use-after-free in btrfs_encoded_read_endio()\n\nShinichiro reported the following use-after free that sometimes is\nhappening in our CI system when running fstests' btrfs/284 on a TCMU\nrunner device:\n\n BUG: KASAN: slab-use-after-free in lock_release+0x708/0x780\n Read of size 8 at addr ffff888106a83f18 by task kworker/u80:6/219\n\n CPU: 8 UID: 0 PID: 219 Comm: kworker/u80:6 Not tainted 6.12.0-rc6-kts+ #15\n Hardware name: Supermicro Super Server/X11SPi-TF, BIOS 3.3 02/21/2020\n Workqueue: btrfs-endio btrfs_end_bio_work [btrfs]\n Call Trace:\n <TASK>\n dump_stack_lvl+0x6e/0xa0\n ? lock_release+0x708/0x780\n print_report+0x174/0x505\n ? lock_release+0x708/0x780\n ? __virt_addr_valid+0x224/0x410\n ? lock_release+0x708/0x780\n kasan_report+0xda/0x1b0\n ? lock_release+0x708/0x780\n ? __wake_up+0x44/0x60\n lock_release+0x708/0x780\n ? __pfx_lock_release+0x10/0x10\n ? __pfx_do_raw_spin_lock+0x10/0x10\n ? lock_is_held_type+0x9a/0x110\n _raw_spin_unlock_irqrestore+0x1f/0x60\n __wake_up+0x44/0x60\n btrfs_encoded_read_endio+0x14b/0x190 [btrfs]\n btrfs_check_read_bio+0x8d9/0x1360 [btrfs]\n ? lock_release+0x1b0/0x780\n ? trace_lock_acquire+0x12f/0x1a0\n ? __pfx_btrfs_check_read_bio+0x10/0x10 [btrfs]\n ? process_one_work+0x7e3/0x1460\n ? lock_acquire+0x31/0xc0\n ? process_one_work+0x7e3/0x1460\n process_one_work+0x85c/0x1460\n ? __pfx_process_one_work+0x10/0x10\n ? assign_work+0x16c/0x240\n worker_thread+0x5e6/0xfc0\n ? __pfx_worker_thread+0x10/0x10\n kthread+0x2c3/0x3a0\n ? __pfx_kthread+0x10/0x10\n ret_from_fork+0x31/0x70\n ? __pfx_kthread+0x10/0x10\n ret_from_fork_asm+0x1a/0x30\n </TASK>\n\n Allocated by task 3661:\n kasan_save_stack+0x30/0x50\n kasan_save_track+0x14/0x30\n __kasan_kmalloc+0xaa/0xb0\n btrfs_encoded_read_regular_fill_pages+0x16c/0x6d0 [btrfs]\n send_extent_data+0xf0f/0x24a0 [btrfs]\n process_extent+0x48a/0x1830 [btrfs]\n changed_cb+0x178b/0x2ea0 [btrfs]\n btrfs_ioctl_send+0x3bf9/0x5c20 [btrfs]\n _btrfs_ioctl_send+0x117/0x330 [btrfs]\n btrfs_ioctl+0x184a/0x60a0 [btrfs]\n __x64_sys_ioctl+0x12e/0x1a0\n do_syscall_64+0x95/0x180\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\n Freed by task 3661:\n kasan_save_stack+0x30/0x50\n kasan_save_track+0x14/0x30\n kasan_save_free_info+0x3b/0x70\n __kasan_slab_free+0x4f/0x70\n kfree+0x143/0x490\n btrfs_encoded_read_regular_fill_pages+0x531/0x6d0 [btrfs]\n send_extent_data+0xf0f/0x24a0 [btrfs]\n process_extent+0x48a/0x1830 [btrfs]\n changed_cb+0x178b/0x2ea0 [btrfs]\n btrfs_ioctl_send+0x3bf9/0x5c20 [btrfs]\n _btrfs_ioctl_send+0x117/0x330 [btrfs]\n btrfs_ioctl+0x184a/0x60a0 [btrfs]\n __x64_sys_ioctl+0x12e/0x1a0\n do_syscall_64+0x95/0x180\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\n The buggy address belongs to the object at ffff888106a83f00\n which belongs to the cache kmalloc-rnd-07-96 of size 96\n The buggy address is located 24 bytes inside of\n freed 96-byte region [ffff888106a83f00, ffff888106a83f60)\n\n The buggy address belongs to the physical page:\n page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888106a83800 pfn:0x106a83\n flags: 0x17ffffc0000000(node=0|zone=2|lastcpupid=0x1fffff)\n page_type: f5(slab)\n raw: 0017ffffc0000000 ffff888100053680 ffffea0004917200 0000000000000004\n raw: ffff888106a83800 0000000080200019 00000001f5000000 0000000000000000\n page dumped because: kasan: bad access detected\n\n Memory state around the buggy address:\n ffff888106a83e00: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc\n ffff888106a83e80: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc\n >ffff888106a83f00: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc\n ^\n ffff888106a83f80: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc\n ffff888106a84000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00\n ==================================================================\n\nFurther analyzing the trace and \n---truncated---"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: btrfs: correcci\u00f3n de use-after-free en btrfs_encoded_read_endio() Shinichiro inform\u00f3 el siguiente use-after-free que a veces sucede en nuestro sistema CI cuando se ejecuta btrfs/284 de fstests en un dispositivo ejecutor de TCMU: ERROR: KASAN: slab-use-after-free en lock_release+0x708/0x780 Lectura de tama\u00f1o 8 en la direcci\u00f3n ffff888106a83f18 por la tarea kworker/u80:6/219 CPU: 8 UID: 0 PID: 219 Comm: kworker/u80:6 No contaminado 6.12.0-rc6-kts+ #15 Nombre del hardware: Supermicro Super Server/X11SPi-TF, BIOS 3.3 21/02/2020 Cola de trabajo: btrfs-endio btrfs_end_bio_work [btrfs] Seguimiento de llamadas: dump_stack_lvl+0x6e/0xa0 ? lock_release+0x708/0x780 print_report+0x174/0x505 ? lock_release+0x708/0x780 ? __virt_addr_valid+0x224/0x410 ? lock_release+0x708/0x780 kasan_report+0xda/0x1b0 ? lock_release+0x708/0x780 ? __wake_up+0x44/0x60 lock_release+0x708/0x780 ? __pfx_lock_release+0x10/0x10 ? __pfx_do_raw_spin_lock+0x10/0x10 ? bloqueo_se_retiene_tipo+0x9a/0x110 _raw_spin_unlock_irqrestore+0x1f/0x60 __wake_up+0x44/0x60 btrfs_encoded_read_endio+0x14b/0x190 [btrfs] btrfs_check_read_bio+0x8d9/0x1360 [btrfs] ? bloqueo_liberaci\u00f3n+0x1b0/0x780 ? trace_lock_acquire+0x12f/0x1a0 ? __pfx_btrfs_check_read_bio+0x10/0x10 [btrfs] ? proceso_una_obra+0x7e3/0x1460 ? bloqueo_adquirir+0x31/0xc0 ? proceso_uno_trabajo+0x7e3/0x1460 proceso_uno_trabajo+0x85c/0x1460 ? __pfx_proceso_uno_trabajo+0x10/0x10 ? asignar_trabajo+0x16c/0x240 subproceso_trabajador+0x5e6/0xfc0 ? __pfx_subproceso_trabajador+0x10/0x10 kthread+0x2c3/0x3a0 ? __pfx_kthread+0x10/0x10 retirar_de_bifurcaci\u00f3n+0x31/0x70 ? __pfx_kthread+0x10/0x10 ret_from_fork_asm+0x1a/0x30 Asignado por la tarea 3661: kasan_save_stack+0x30/0x50 kasan_save_track+0x14/0x30 __kasan_kmalloc+0xaa/0xb0 btrfs_encoded_read_regular_fill_pages+0x16c/0x6d0 [btrfs] send_extent_data+0xf0f/0x24a0 [btrfs] process_extent+0x48a/0x1830 [btrfs] changed_cb+0x178b/0x2ea0 [btrfs] btrfs_ioctl_send+0x3bf9/0x5c20 [btrfs] _btrfs_ioctl_send+0x117/0x330 [btrfs] btrfs_ioctl+0x184a/0x60a0 [btrfs] __x64_sys_ioctl+0x12e/0x1a0 do_syscall_64+0x95/0x180 entry_SYSCALL_64_after_hwframe+0x76/0x7e Liberado por la tarea 3661: kasan_save_stack+0x30/0x50 kasan_save_track+0x14/0x30 kasan_save_free_info+0x3b/0x70 __kasan_slab_free+0x4f/0x70 kfree+0x143/0x490 btrfs_encoded_read_regular_fill_pages+0x531/0x6d0 [btrfs] enviar_datos_de_extensi\u00f3n+0xf0f/0x24a0 [btrfs] procesar_extensi\u00f3n+0x48a/0x1830 [btrfs] cambiar_cb+0x178b/0x2ea0 [btrfs] btrfs_ioctl_send+0x3bf9/0x5c20 [btrfs] _btrfs_ioctl_send+0x117/0x330 [btrfs] btrfs_ioctl+0x184a/0x60a0 [btrfs] __x64_sys_ioctl+0x12e/0x1a0 hacer_llamada_al_sistema_64+0x95/0x180 entry_SYSCALL_64_after_hwframe+0x76/0x7e La direcci\u00f3n con errores pertenece al objeto en ffff888106a83f00 que pertenece a la cach\u00e9 kmalloc-rnd-07-96 de tama\u00f1o 96 La direcci\u00f3n con errores se encuentra 24 bytes dentro de la regi\u00f3n liberada de 96 bytes [ffff888106a83f00, ffff888106a83f60) La direcci\u00f3n con errores pertenece a la p\u00e1gina f\u00edsica: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888106a83800 pfn:0x106a83 flags: 0x17ffffc0000000(node=0|zone=2|lastcpupid=0x1fffff) page_type: f5(slab) raw: 0017ffffc0000000 ffff888100053680 ffffea0004917200 0000000000000004 sin procesar: ffff888106a83800 0000000080200019 00000001f5000000 0000000000000000 p\u00e1gina volcada porque: kasan: se detect\u00f3 un acceso incorrecto Estado de la memoria alrededor de la direcci\u00f3n con errores: ffff888106a83e00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc ffff888106a83e80: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc &gt;ffff888106a83f00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ^ ffff888106a83f80: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc ffff888106a84000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 == ..."}], "lastModified": "2025-02-11T16:15:43.950", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FBF74D22-8ED5-4148-92BD-FFCDBB9D35CA", "versionEndExcluding": "6.1.124", "versionStartIncluding": "5.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "51E6CFF2-92AA-4936-95AB-2D068168A696", "versionEndExcluding": "6.6.70", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "04756810-D093-4B43-B1D9-CF5035968061", "versionEndExcluding": "6.12.4", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.13:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "62567B3C-6CEE-46D0-BC2E-B3717FBF7D13"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}