cve-2021-47284
Vulnerability from cvelistv5
Published
2024-05-21 14:20
Modified
2024-11-04 12:02
Severity ?
4.7 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
isdn: mISDN: netjet: Fix crash in nj_probe:
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/143fc7220961220eecc04669e5909af8847bf8c8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4c1fcb6ec964b44edbf84235134582a5ffae1521
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6249193e03709ea625e10706ecaf17fea0427d3d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/958cb1078ca60d214826fd90a0961a447fade59a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9d7d4649dc1c53acf76df260fd519db698ed20d7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9f6f852550d0e1b7735651228116ae9d300f69b3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a0a37e4454ca1c0b424edc2c9c2487c2c46a1be6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bf78e25bd3f487208e042c67c8a31706c2dba265
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nisdn: mISDN: netjet: Fix crash in nj_probe:\n\n\u0027nj_setup\u0027 in netjet.c might fail with -EIO and in this case\n\u0027card-\u003eirq\u0027 is initialized and is bigger than zero. A subsequent call to\n\u0027nj_release\u0027 will free the irq that has not been requested.\n\nFix this bug by deleting the previous assignment to \u0027card-\u003eirq\u0027 and just\nkeep the assignment before \u0027request_irq\u0027.\n\nThe KASAN\u0027s log reveals it:\n\n[    3.354615 ] WARNING: CPU: 0 PID: 1 at kernel/irq/manage.c:1826\nfree_irq+0x100/0x480\n[    3.355112 ] Modules linked in:\n[    3.355310 ] CPU: 0 PID: 1 Comm: swapper/0 Not tainted\n5.13.0-rc1-00144-g25a1298726e #13\n[    3.355816 ] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS\nrel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014\n[    3.356552 ] RIP: 0010:free_irq+0x100/0x480\n[    3.356820 ] Code: 6e 08 74 6f 4d 89 f4 e8 5e ac 09 00 4d 8b 74 24 18\n4d 85 f6 75 e3 e8 4f ac 09 00 8b 75 c8 48 c7 c7 78 c1 2e 85 e8 e0 cf f5\nff \u003c0f\u003e 0b 48 8b 75 c0 4c 89 ff e8 72 33 0b 03 48 8b 43 40 4c 8b a0 80\n[    3.358012 ] RSP: 0000:ffffc90000017b48 EFLAGS: 00010082\n[    3.358357 ] RAX: 0000000000000000 RBX: ffff888104dc8000 RCX:\n0000000000000000\n[    3.358814 ] RDX: ffff8881003c8000 RSI: ffffffff8124a9e6 RDI:\n00000000ffffffff\n[    3.359272 ] RBP: ffffc90000017b88 R08: 0000000000000000 R09:\n0000000000000000\n[    3.359732 ] R10: ffffc900000179f0 R11: 0000000000001d04 R12:\n0000000000000000\n[    3.360195 ] R13: ffff888107dc6000 R14: ffff888107dc6928 R15:\nffff888104dc80a8\n[    3.360652 ] FS:  0000000000000000(0000) GS:ffff88817bc00000(0000)\nknlGS:0000000000000000\n[    3.361170 ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[    3.361538 ] CR2: 0000000000000000 CR3: 000000000582e000 CR4:\n00000000000006f0\n[    3.362003 ] DR0: 0000000000000000 DR1: 0000000000000000 DR2:\n0000000000000000\n[    3.362175 ] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:\n0000000000000400\n[    3.362175 ] Call Trace:\n[    3.362175 ]  nj_release+0x51/0x1e0\n[    3.362175 ]  nj_probe+0x450/0x950\n[    3.362175 ]  ? pci_device_remove+0x110/0x110\n[    3.362175 ]  local_pci_probe+0x45/0xa0\n[    3.362175 ]  pci_device_probe+0x12b/0x1d0\n[    3.362175 ]  really_probe+0x2a9/0x610\n[    3.362175 ]  driver_probe_device+0x90/0x1d0\n[    3.362175 ]  ? mutex_lock_nested+0x1b/0x20\n[    3.362175 ]  device_driver_attach+0x68/0x70\n[    3.362175 ]  __driver_attach+0x124/0x1b0\n[    3.362175 ]  ? device_driver_attach+0x70/0x70\n[    3.362175 ]  bus_for_each_dev+0xbb/0x110\n[    3.362175 ]  ? rdinit_setup+0x45/0x45\n[    3.362175 ]  driver_attach+0x27/0x30\n[    3.362175 ]  bus_add_driver+0x1eb/0x2a0\n[    3.362175 ]  driver_register+0xa9/0x180\n[    3.362175 ]  __pci_register_driver+0x82/0x90\n[    3.362175 ]  ? w6692_init+0x38/0x38\n[    3.362175 ]  nj_init+0x36/0x38\n[    3.362175 ]  do_one_initcall+0x7f/0x3d0\n[    3.362175 ]  ? rdinit_setup+0x45/0x45\n[    3.362175 ]  ? rcu_read_lock_sched_held+0x4f/0x80\n[    3.362175 ]  kernel_init_freeable+0x2aa/0x301\n[    3.362175 ]  ? rest_init+0x2c0/0x2c0\n[    3.362175 ]  kernel_init+0x18/0x190\n[    3.362175 ]  ? rest_init+0x2c0/0x2c0\n[    3.362175 ]  ? rest_init+0x2c0/0x2c0\n[    3.362175 ]  ret_from_fork+0x1f/0x30\n[    3.362175 ] Kernel panic - not syncing: panic_on_warn set ...\n[    3.362175 ] CPU: 0 PID: 1 Comm: swapper/0 Not tainted\n5.13.0-rc1-00144-g25a1298726e #13\n[    3.362175 ] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS\nrel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014\n[    3.362175 ] Call Trace:\n[    3.362175 ]  dump_stack+0xba/0xf5\n[    3.362175 ]  ? free_irq+0x100/0x480\n[    3.362175 ]  panic+0x15a/0x3f2\n[    3.362175 ]  ? __warn+0xf2/0x150\n[    3.362175 ]  ? free_irq+0x100/0x480\n[    3.362175 ]  __warn+0x108/0x150\n[    3.362175 ]  ? free_irq+0x100/0x480\n[    3.362175 ]  report_bug+0x119/0x1c0\n[    3.362175 ]  handle_bug+0x3b/0x80\n[    3.362175 ]  exc_invalid_op+0x18/0x70\n[    3.362175 ]  asm_exc_invalid_op+0x12/0x20\n[    3.362175 ] RIP: 0010:free_irq+0x100\n---truncated---"
        }
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  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-47284\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-21T15:15:16.577\",\"lastModified\":\"2024-07-03T01:37:33.787\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nisdn: mISDN: netjet: Fix crash in nj_probe:\\n\\n\u0027nj_setup\u0027 in netjet.c might fail with -EIO and in this case\\n\u0027card-\u003eirq\u0027 is initialized and is bigger than zero. A subsequent call to\\n\u0027nj_release\u0027 will free the irq that has not been requested.\\n\\nFix this bug by deleting the previous assignment to \u0027card-\u003eirq\u0027 and just\\nkeep the assignment before \u0027request_irq\u0027.\\n\\nThe KASAN\u0027s log reveals it:\\n\\n[    3.354615 ] WARNING: CPU: 0 PID: 1 at kernel/irq/manage.c:1826\\nfree_irq+0x100/0x480\\n[    3.355112 ] Modules linked in:\\n[    3.355310 ] CPU: 0 PID: 1 Comm: swapper/0 Not tainted\\n5.13.0-rc1-00144-g25a1298726e #13\\n[    3.355816 ] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS\\nrel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014\\n[    3.356552 ] RIP: 0010:free_irq+0x100/0x480\\n[    3.356820 ] Code: 6e 08 74 6f 4d 89 f4 e8 5e ac 09 00 4d 8b 74 24 18\\n4d 85 f6 75 e3 e8 4f ac 09 00 8b 75 c8 48 c7 c7 78 c1 2e 85 e8 e0 cf f5\\nff \u003c0f\u003e 0b 48 8b 75 c0 4c 89 ff e8 72 33 0b 03 48 8b 43 40 4c 8b a0 80\\n[    3.358012 ] RSP: 0000:ffffc90000017b48 EFLAGS: 00010082\\n[    3.358357 ] RAX: 0000000000000000 RBX: ffff888104dc8000 RCX:\\n0000000000000000\\n[    3.358814 ] RDX: ffff8881003c8000 RSI: ffffffff8124a9e6 RDI:\\n00000000ffffffff\\n[    3.359272 ] RBP: ffffc90000017b88 R08: 0000000000000000 R09:\\n0000000000000000\\n[    3.359732 ] R10: ffffc900000179f0 R11: 0000000000001d04 R12:\\n0000000000000000\\n[    3.360195 ] R13: ffff888107dc6000 R14: ffff888107dc6928 R15:\\nffff888104dc80a8\\n[    3.360652 ] FS:  0000000000000000(0000) GS:ffff88817bc00000(0000)\\nknlGS:0000000000000000\\n[    3.361170 ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n[    3.361538 ] CR2: 0000000000000000 CR3: 000000000582e000 CR4:\\n00000000000006f0\\n[    3.362003 ] DR0: 0000000000000000 DR1: 0000000000000000 DR2:\\n0000000000000000\\n[    3.362175 ] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:\\n0000000000000400\\n[    3.362175 ] Call Trace:\\n[    3.362175 ]  nj_release+0x51/0x1e0\\n[    3.362175 ]  nj_probe+0x450/0x950\\n[    3.362175 ]  ? pci_device_remove+0x110/0x110\\n[    3.362175 ]  local_pci_probe+0x45/0xa0\\n[    3.362175 ]  pci_device_probe+0x12b/0x1d0\\n[    3.362175 ]  really_probe+0x2a9/0x610\\n[    3.362175 ]  driver_probe_device+0x90/0x1d0\\n[    3.362175 ]  ? mutex_lock_nested+0x1b/0x20\\n[    3.362175 ]  device_driver_attach+0x68/0x70\\n[    3.362175 ]  __driver_attach+0x124/0x1b0\\n[    3.362175 ]  ? device_driver_attach+0x70/0x70\\n[    3.362175 ]  bus_for_each_dev+0xbb/0x110\\n[    3.362175 ]  ? rdinit_setup+0x45/0x45\\n[    3.362175 ]  driver_attach+0x27/0x30\\n[    3.362175 ]  bus_add_driver+0x1eb/0x2a0\\n[    3.362175 ]  driver_register+0xa9/0x180\\n[    3.362175 ]  __pci_register_driver+0x82/0x90\\n[    3.362175 ]  ? w6692_init+0x38/0x38\\n[    3.362175 ]  nj_init+0x36/0x38\\n[    3.362175 ]  do_one_initcall+0x7f/0x3d0\\n[    3.362175 ]  ? rdinit_setup+0x45/0x45\\n[    3.362175 ]  ? rcu_read_lock_sched_held+0x4f/0x80\\n[    3.362175 ]  kernel_init_freeable+0x2aa/0x301\\n[    3.362175 ]  ? rest_init+0x2c0/0x2c0\\n[    3.362175 ]  kernel_init+0x18/0x190\\n[    3.362175 ]  ? rest_init+0x2c0/0x2c0\\n[    3.362175 ]  ? rest_init+0x2c0/0x2c0\\n[    3.362175 ]  ret_from_fork+0x1f/0x30\\n[    3.362175 ] Kernel panic - not syncing: panic_on_warn set ...\\n[    3.362175 ] CPU: 0 PID: 1 Comm: swapper/0 Not tainted\\n5.13.0-rc1-00144-g25a1298726e #13\\n[    3.362175 ] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS\\nrel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014\\n[    3.362175 ] Call Trace:\\n[    3.362175 ]  dump_stack+0xba/0xf5\\n[    3.362175 ]  ? free_irq+0x100/0x480\\n[    3.362175 ]  panic+0x15a/0x3f2\\n[    3.362175 ]  ? __warn+0xf2/0x150\\n[    3.362175 ]  ? free_irq+0x100/0x480\\n[    3.362175 ]  __warn+0x108/0x150\\n[    3.362175 ]  ? free_irq+0x100/0x480\\n[    3.362175 ]  report_bug+0x119/0x1c0\\n[    3.362175 ]  handle_bug+0x3b/0x80\\n[    3.362175 ]  exc_invalid_op+0x18/0x70\\n[    3.362175 ]  asm_exc_invalid_op+0x12/0x20\\n[    3.362175 ] RIP: 0010:free_irq+0x100\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: isdn: mISDN: netjet: Soluciona fallo en nj_probe: \u0027nj_setup\u0027 en netjet.c puede fallar con -EIO y en este caso \u0027card-\u0026gt;irq\u0027 est\u00e1 inicializado y es m\u00e1s grande que cero. Una llamada posterior a \u0027nj_release\u0027 liberar\u00e1 el irq que no ha sido solicitado. Corrija este error eliminando la asignaci\u00f3n anterior a \u0027card-\u0026gt;irq\u0027 y simplemente mantenga la asignaci\u00f3n antes de \u0027request_irq\u0027. El registro de KASAN lo revela: [3.354615] ADVERTENCIA: CPU: 0 PID: 1 en kernel/irq/manage.c:1826 free_irq+0x100/0x480 [3.355112] M\u00f3dulos vinculados en: [3.355310] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.13.0-rc1-00144-g25a1298726e #13 [ 3.355816 ] Nombre del hardware: PC est\u00e1ndar QEMU (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04 /01/2014 [ 3.356552 ] RIP: 0010:free_irq+0x100/0x480 [ 3.356820 ] C\u00f3digo: 6e 08 74 6f 4d 89 f4 e8 5e ac 09 00 4d 8b 74 24 18 4d 85 f6 75 e3 e8 f ac 09 00 8b 75 c8 48 c7 c7 78 c1 2e 85 e8 e0 cf f5 ff \u0026lt;0f\u0026gt; 0b 48 8b 75 c0 4c 89 ff e8 72 33 0b 03 48 8b 43 40 4c 8b a0 80 [ 3.358012 ] RSP: 17b48 EFLAGS: 00010082 [ 3.358357 ] RAX: 0000000000000000 RBX: ffff888104dc8000 RCX: 0000000000000000 [ 3.358814 ] RDX: ffff8881003c8000 RSI: ffffffff8124a9e6 RDI: 00000000ffffff ff [ 3.359272 ] RBP: ffffc90000017b88 R08: 0000000000000000 R09: 0000000000000000 [ 3.359732 ] R10: ffffc900000179f0 R11: 0000000000001d0 4 R12: 0000000000000000 [ 3.360195 ] R13 : ffff888107dc6000 R14: ffff888107dc6928 R15: ffff888104dc80a8 [ 3.360652 ] FS: 0000000000000000(0000) GS:ffff88817bc00000(0000) 00000000000 [ 3.361170 ] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.361538 ] CR2: 00000000000000000 CR3: 000000000582e000 CR4: 00000000000006f0 [ 3.362003 ] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3.362175 ] DR3: 000000000000000 0 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3.362175 ] Seguimiento de llamadas: [ 3.362175 ] nj_release+0x51/0x1e0 [ 3.362175 ] nj_probe+0x450/0x950 [ 3,362175 ] ? pci_device_remove+0x110/0x110 [ 3.362175 ] local_pci_probe+0x45/0xa0 [ 3.362175 ] pci_device_probe+0x12b/0x1d0 [ 3.362175 ] really_probe+0x2a9/0x610 [ 3.362175 ]driver_probe_device+0x90/0x1d0 [3.362175]? mutex_lock_nested+0x1b/0x20 [3.362175] device_driver_attach+0x68/0x70 [3.362175] __driver_attach+0x124/0x1b0 [3.362175]? device_driver_attach+0x70/0x70 [3.362175] bus_for_each_dev+0xbb/0x110 [3.362175]? rdinit_setup+0x45/0x45 [ 3.362175 ] driver_attach+0x27/0x30 [ 3.362175 ] bus_add_driver+0x1eb/0x2a0 [ 3.362175 ] driver_register+0xa9/0x180 [ 3.362175 ] x82/0x90 [3.362175]? w6692_init+0x38/0x38 [3.362175] nj_init+0x36/0x38 [3.362175] do_one_initcall+0x7f/0x3d0 [3.362175]? rdinit_setup+0x45/0x45 [3.362175]? rcu_read_lock_sched_held+0x4f/0x80 [3.362175] kernel_init_freeable+0x2aa/0x301 [3.362175]? rest_init+0x2c0/0x2c0 [3.362175] kernel_init+0x18/0x190 [3.362175]? rest_init+0x2c0/0x2c0 [3.362175]? rest_init+0x2c0/0x2c0 [3.362175] ret_from_fork+0x1f/0x30 [3.362175] P\u00e1nico del kernel - no sincronizado:  panic_on_warn establecido... [3.362175] CPU: 0 PID: 1 Comm: swapper/0 No contaminado 5.13.0-rc1-00144 -g25a1298726e #13 [ 3.362175 ] Nombre del hardware: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 01/04/2014 [ 3.362175 ] Seguimiento de llamadas: [ 3.362175 ] dump_stack+0xba/0xf5 [3.362175]? free_irq+0x100/0x480 [3.362175] p\u00e1nico+0x15a/0x3f2 [3.362175]? __advertir+0xf2/0x150 [3.362175]? free_irq+0x100/0x480 [3.362175] __warn+0x108/0x150 [3.362175]? free_irq+0x100/0x480 [ 3.362175 ] report_bug+0x119/0x1c0 [ 3.362175 ] handle_bug+0x3b/0x80 [ 3.362175 ] exc_invalid_op+0x18/0x70 [ 3.362175 ] x12/0x20 [3.362175] RIP: 0010:free_irq+0x100 --- truncado---\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":4.7,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.0,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/143fc7220961220eecc04669e5909af8847bf8c8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4c1fcb6ec964b44edbf84235134582a5ffae1521\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6249193e03709ea625e10706ecaf17fea0427d3d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/958cb1078ca60d214826fd90a0961a447fade59a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9d7d4649dc1c53acf76df260fd519db698ed20d7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9f6f852550d0e1b7735651228116ae9d300f69b3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a0a37e4454ca1c0b424edc2c9c2487c2c46a1be6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bf78e25bd3f487208e042c67c8a31706c2dba265\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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