cve-2022-48688
Vulnerability from cvelistv5
Published
2024-05-03 14:59
Modified
2024-11-04 12:14
Severity ?
EPSS score ?
Summary
i40e: Fix kernel crash during module removal
References
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni40e: Fix kernel crash during module removal\n\nThe driver incorrectly frees client instance and subsequent\ni40e module removal leads to kernel crash.\n\nReproducer:\n1. Do ethtool offline test followed immediately by another one\nhost# ethtool -t eth0 offline; ethtool -t eth0 offline\n2. Remove recursively irdma module that also removes i40e module\nhost# modprobe -r irdma\n\nResult:\n[ 8675.035651] i40e 0000:3d:00.0 eno1: offline testing starting\n[ 8675.193774] i40e 0000:3d:00.0 eno1: testing finished\n[ 8675.201316] i40e 0000:3d:00.0 eno1: offline testing starting\n[ 8675.358921] i40e 0000:3d:00.0 eno1: testing finished\n[ 8675.496921] i40e 0000:3d:00.0: IRDMA hardware initialization FAILED init_state=2 status=-110\n[ 8686.188955] i40e 0000:3d:00.1: i40e_ptp_stop: removed PHC on eno2\n[ 8686.943890] i40e 0000:3d:00.1: Deleted LAN device PF1 bus=0x3d dev=0x00 func=0x01\n[ 8686.952669] i40e 0000:3d:00.0: i40e_ptp_stop: removed PHC on eno1\n[ 8687.761787] BUG: kernel NULL pointer dereference, address: 0000000000000030\n[ 8687.768755] #PF: supervisor read access in kernel mode\n[ 8687.773895] #PF: error_code(0x0000) - not-present page\n[ 8687.779034] PGD 0 P4D 0\n[ 8687.781575] Oops: 0000 [#1] PREEMPT SMP NOPTI\n[ 8687.785935] CPU: 51 PID: 172891 Comm: rmmod Kdump: loaded Tainted: G W I 5.19.0+ #2\n[ 8687.794800] Hardware name: Intel Corporation S2600WFD/S2600WFD, BIOS SE5C620.86B.0X.02.0001.051420190324 05/14/2019\n[ 8687.805222] RIP: 0010:i40e_lan_del_device+0x13/0xb0 [i40e]\n[ 8687.810719] Code: d4 84 c0 0f 84 b8 25 01 00 e9 9c 25 01 00 41 bc f4 ff ff ff eb 91 90 0f 1f 44 00 00 41 54 55 53 48 8b 87 58 08 00 00 48 89 fb \u003c48\u003e 8b 68 30 48 89 ef e8 21 8a 0f d5 48 89 ef e8 a9 78 0f d5 48 8b\n[ 8687.829462] RSP: 0018:ffffa604072efce0 EFLAGS: 00010202\n[ 8687.834689] RAX: 0000000000000000 RBX: ffff8f43833b2000 RCX: 0000000000000000\n[ 8687.841821] RDX: 0000000000000000 RSI: ffff8f4b0545b298 RDI: ffff8f43833b2000\n[ 8687.848955] RBP: ffff8f43833b2000 R08: 0000000000000001 R09: 0000000000000000\n[ 8687.856086] R10: 0000000000000000 R11: 000ffffffffff000 R12: ffff8f43833b2ef0\n[ 8687.863218] R13: ffff8f43833b2ef0 R14: ffff915103966000 R15: ffff8f43833b2008\n[ 8687.870342] FS: 00007f79501c3740(0000) GS:ffff8f4adffc0000(0000) knlGS:0000000000000000\n[ 8687.878427] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 8687.884174] CR2: 0000000000000030 CR3: 000000014276e004 CR4: 00000000007706e0\n[ 8687.891306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n[ 8687.898441] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n[ 8687.905572] PKRU: 55555554\n[ 8687.908286] Call Trace:\n[ 8687.910737] \u003cTASK\u003e\n[ 8687.912843] i40e_remove+0x2c0/0x330 [i40e]\n[ 8687.917040] pci_device_remove+0x33/0xa0\n[ 8687.920962] device_release_driver_internal+0x1aa/0x230\n[ 8687.926188] driver_detach+0x44/0x90\n[ 8687.929770] bus_remove_driver+0x55/0xe0\n[ 8687.933693] pci_unregister_driver+0x2a/0xb0\n[ 8687.937967] i40e_exit_module+0xc/0xf48 [i40e]\n\nTwo offline tests cause IRDMA driver failure (ETIMEDOUT) and this\nfailure is indicated back to i40e_client_subtask() that calls\ni40e_client_del_instance() to free client instance referenced\nby pf-\u003ecinst and sets this pointer to NULL. During the module\nremoval i40e_remove() calls i40e_lan_del_device() that dereferences\npf-\u003ecinst that is NULL -\u003e crash.\nDo not remove client instance when client open callbacks fails and\njust clear __I40E_CLIENT_INSTANCE_OPENED bit. The driver also needs\nto take care about this situation (when netdev is up and client\nis NOT opened) in i40e_notify_client_of_netdev_close() and\ncalls client close callback only when __I40E_CLIENT_INSTANCE_OPENED\nis set."
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"dateUpdated": "2024-11-04T12:14:32.547Z",
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"url": "https://git.kernel.org/stable/c/38af35bec59a8431a1eb29da994a0a45cba275d9"
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"url": "https://git.kernel.org/stable/c/fb8396aeda5872369a8ed6d2301e2c86e303c520"
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"title": "i40e: Fix kernel crash during module removal",
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"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2022-48688",
"datePublished": "2024-05-03T14:59:45.253Z",
"dateReserved": "2024-05-03T14:55:07.144Z",
"dateUpdated": "2024-11-04T12:14:32.547Z",
"state": "PUBLISHED"
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"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2022-48688\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-03T15:15:07.783\",\"lastModified\":\"2024-05-23T20:33:54.213\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ni40e: Fix kernel crash during module removal\\n\\nThe driver incorrectly frees client instance and subsequent\\ni40e module removal leads to kernel crash.\\n\\nReproducer:\\n1. Do ethtool offline test followed immediately by another one\\nhost# ethtool -t eth0 offline; ethtool -t eth0 offline\\n2. Remove recursively irdma module that also removes i40e module\\nhost# modprobe -r irdma\\n\\nResult:\\n[ 8675.035651] i40e 0000:3d:00.0 eno1: offline testing starting\\n[ 8675.193774] i40e 0000:3d:00.0 eno1: testing finished\\n[ 8675.201316] i40e 0000:3d:00.0 eno1: offline testing starting\\n[ 8675.358921] i40e 0000:3d:00.0 eno1: testing finished\\n[ 8675.496921] i40e 0000:3d:00.0: IRDMA hardware initialization FAILED init_state=2 status=-110\\n[ 8686.188955] i40e 0000:3d:00.1: i40e_ptp_stop: removed PHC on eno2\\n[ 8686.943890] i40e 0000:3d:00.1: Deleted LAN device PF1 bus=0x3d dev=0x00 func=0x01\\n[ 8686.952669] i40e 0000:3d:00.0: i40e_ptp_stop: removed PHC on eno1\\n[ 8687.761787] BUG: kernel NULL pointer dereference, address: 0000000000000030\\n[ 8687.768755] #PF: supervisor read access in kernel mode\\n[ 8687.773895] #PF: error_code(0x0000) - not-present page\\n[ 8687.779034] PGD 0 P4D 0\\n[ 8687.781575] Oops: 0000 [#1] PREEMPT SMP NOPTI\\n[ 8687.785935] CPU: 51 PID: 172891 Comm: rmmod Kdump: loaded Tainted: G W I 5.19.0+ #2\\n[ 8687.794800] Hardware name: Intel Corporation S2600WFD/S2600WFD, BIOS SE5C620.86B.0X.02.0001.051420190324 05/14/2019\\n[ 8687.805222] RIP: 0010:i40e_lan_del_device+0x13/0xb0 [i40e]\\n[ 8687.810719] Code: d4 84 c0 0f 84 b8 25 01 00 e9 9c 25 01 00 41 bc f4 ff ff ff eb 91 90 0f 1f 44 00 00 41 54 55 53 48 8b 87 58 08 00 00 48 89 fb \u003c48\u003e 8b 68 30 48 89 ef e8 21 8a 0f d5 48 89 ef e8 a9 78 0f d5 48 8b\\n[ 8687.829462] RSP: 0018:ffffa604072efce0 EFLAGS: 00010202\\n[ 8687.834689] RAX: 0000000000000000 RBX: ffff8f43833b2000 RCX: 0000000000000000\\n[ 8687.841821] RDX: 0000000000000000 RSI: ffff8f4b0545b298 RDI: ffff8f43833b2000\\n[ 8687.848955] RBP: ffff8f43833b2000 R08: 0000000000000001 R09: 0000000000000000\\n[ 8687.856086] R10: 0000000000000000 R11: 000ffffffffff000 R12: ffff8f43833b2ef0\\n[ 8687.863218] R13: ffff8f43833b2ef0 R14: ffff915103966000 R15: ffff8f43833b2008\\n[ 8687.870342] FS: 00007f79501c3740(0000) GS:ffff8f4adffc0000(0000) knlGS:0000000000000000\\n[ 8687.878427] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n[ 8687.884174] CR2: 0000000000000030 CR3: 000000014276e004 CR4: 00000000007706e0\\n[ 8687.891306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\n[ 8687.898441] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\n[ 8687.905572] PKRU: 55555554\\n[ 8687.908286] Call Trace:\\n[ 8687.910737] \u003cTASK\u003e\\n[ 8687.912843] i40e_remove+0x2c0/0x330 [i40e]\\n[ 8687.917040] pci_device_remove+0x33/0xa0\\n[ 8687.920962] device_release_driver_internal+0x1aa/0x230\\n[ 8687.926188] driver_detach+0x44/0x90\\n[ 8687.929770] bus_remove_driver+0x55/0xe0\\n[ 8687.933693] pci_unregister_driver+0x2a/0xb0\\n[ 8687.937967] i40e_exit_module+0xc/0xf48 [i40e]\\n\\nTwo offline tests cause IRDMA driver failure (ETIMEDOUT) and this\\nfailure is indicated back to i40e_client_subtask() that calls\\ni40e_client_del_instance() to free client instance referenced\\nby pf-\u003ecinst and sets this pointer to NULL. During the module\\nremoval i40e_remove() calls i40e_lan_del_device() that dereferences\\npf-\u003ecinst that is NULL -\u003e crash.\\nDo not remove client instance when client open callbacks fails and\\njust clear __I40E_CLIENT_INSTANCE_OPENED bit. The driver also needs\\nto take care about this situation (when netdev is up and client\\nis NOT opened) in i40e_notify_client_of_netdev_close() and\\ncalls client close callback only when __I40E_CLIENT_INSTANCE_OPENED\\nis set.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: i40e: soluciona el fallo del kernel durante la eliminaci\u00f3n del m\u00f3dulo. El controlador libera incorrectamente la instancia del cliente y la posterior eliminaci\u00f3n del m\u00f3dulo i40e provoca un fallo del kernel. Reproductor: 1. Realice la prueba fuera de l\u00ednea de ethtool seguida inmediatamente por otro host# ethtool -t eth0 fuera de l\u00ednea; ethtool -t eth0 offline 2. Elimine recursivamente el m\u00f3dulo irdma que tambi\u00e9n elimina el m\u00f3dulo i40e host# modprobe -r irdma Resultado: [8675.035651] i40e 0000:3d:00.0 eno1: pruebas fuera de l\u00ednea iniciando [8675.193774] i40e 0000:3d:00.0 eno1: pruebas terminado [ 8675.201316] i40e 0000:3d:00.0 eno1: prueba fuera de l\u00ednea iniciando [ 8675.358921] i40e 0000:3d:00.0 eno1: prueba finalizada [ 8675.496921] i40e 0000:3d:00.0: inicializaci\u00f3n de hardware IRDMA FALLADA init_state=2 estado = -110 [ 8686.188955] i40e 0000:3d:00.1: i40e_ptp_stop: PHC eliminado en eno2 [ 8686.943890] i40e 0000:3d:00.1: Dispositivo LAN eliminado PF1 bus=0x3d dev=0x00 func=0x01 [ 8686.952669] 0e 0000:3d:00.0: i40e_ptp_stop: se elimin\u00f3 PHC en eno1 [8687.761787] ERROR: desreferencia del puntero NULL del kernel, direcci\u00f3n: 0000000000000030 [8687.768755] #PF: acceso de lectura de supervisor en modo kernel [8687.773895] #PF: error_code(0x0000) - p\u00e1gina no presente [8687.779034] P GD 0 P4D 0 [ 8687.781575] Ups: 0000 [#1] PREEMPT SMP NOPTI [ 8687.785935] CPU: 51 PID: 172891 Comm: rmmod Kdump: cargado Contaminado: GWI 5.19.0+ #2 [ 8687.794800] Nombre de hardware: Intel Corporation S2600WFD/S26 00WFD, BIOS SE5C620.86B.0X.02.0001.051420190324 14/05/2019 [8687.805222] RIP: 0010:i40e_lan_del_device+0x13/0xb0 [i40e] [8687.810719] C\u00f3digo: d4 84 c0 0f 84 b8 25 01 00 e9 9c 25 01 00 41 bc f4 ff ff ff eb 91 90 0f 1f 44 00 00 41 54 55 53 48 8b 87 58 08 00 00 48 89 fb \u0026lt;48\u0026gt; 8b 68 30 48 89 ef e8 21 8a 0f d5 48 89 ef e8 a9 0f d5 48 8b [8687.829462] RSP: 0018:ffffa604072efce0 EFLAGS: 00010202 [8687.834689] RAX: 00000000000000000 RBX: ffff8f43833b2000 RCX: 00000000000000 00 [ 8687.841821] RDX: 00000000000000000 RSI: ffff8f4b0545b298 RDI: ffff8f43833b2000 [ 8687.848955] RBP: ffff8f43833b2000 R08: 000000000000000 01 R09: 0000000000000000 [ 8687.856086 ] R10: 0000000000000000 R11: 000ffffffffff000 R12: ffff8f43833b2ef0 [ 8687.863218] R13: ffff8f43833b2ef0 R14: ffff915103966000 R15: 2008 [ 8687.870342] FS: 00007f79501c3740(0000) GS:ffff8f4adffc0000(0000) knlGS:000000000000000000 [ 8687.878427] CS: 0010 DS: 0000 ES : 0000 CR0: 0000000080050033 [ 8687.884174] CR2: 0000000000000030 CR3: 000000014276e004 CR4: 00000000007706e0 [ 8687.891306] DR0: 00000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8687.898441] DR3: 00000000000000000 DR6: 00000000ffe0ff0 DR7: 0000000000000400 [ 8687.905572] PKRU: 55555554 [ 8687.908286] Seguimiento de llamadas: [8687.910737] [8687.912843] i40e_remove+0x2c0/0x330 [i40e] [8687.917040] pci_device_remove+0x33/0xa0 [8687.920962] device_release_driver_internal+0x1aa/ 0x230 [8687.926188] driver_detach+0x44/0x90 [8687.929770] bus_remove_driver+0x55 /0xe0 [ 8687.933693] pci_unregister_driver+0x2a/0xb0 [ 8687.937967] i40e_exit_module+0xc/0xf48 [i40e] Dos pruebas fuera de l\u00ednea causan una falla del controlador IRDMA (ETIMEDOUT) y esta falla se indica a i40e_client_subtask() que llama a i40e_client_del _instance() para liberar la instancia del cliente referenciado por pf-\u0026gt;cinst y establece este puntero en NULL. Durante la eliminaci\u00f3n del m\u00f3dulo, i40e_remove() llama a i40e_lan_del_device() que desreferencia pf-\u0026gt;cinst que es NULL -\u0026gt; crash. No elimine la instancia del cliente cuando las devoluciones de llamada abiertas del cliente fallan y simplemente borre el bit __I40E_CLIENT_INSTANCE_OPENED. El controlador tambi\u00e9n debe tener cuidado con esta situaci\u00f3n (cuando netdev est\u00e1 activo y el cliente NO est\u00e1 abierto) en i40e_notify_client_of_netdev_close() y llama a la devoluci\u00f3n de llamada de cierre del cliente solo cuando __I40E_CLIENT_INSTANCE_OPENED est\u00e1 configurado.\"}],\"metrics\":{\"cvssMetricV31\":[{\"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:N/I:N/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.12\",\"versionEndExcluding\":\"4.19.258\",\"matchCriteriaId\":\"92CA4FB1-2DC4-4480-9F64-2E75251DDDA9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.213\",\"matchCriteriaId\":\"4C373116-9E23-44BA-A6B7-87C8BF5C3B85\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.143\",\"matchCriteriaId\":\"E77EECF5-C31E-4342-8014-AA844BB83A76\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.68\",\"matchCriteriaId\":\"C440CED2-FE3C-495D-839C-857FFC6F523A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.19.9\",\"matchCriteriaId\":\"B4895A99-6E1B-4C76-A510-FDED00AD7D29\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/2ed94383f3a2693dbf5bc47c514b42524bd8f9ae\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/342d77769a6cceb3df7720a1e18baa4339eee3fc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/38af35bec59a8431a1eb29da994a0a45cba275d9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5332a094514852d5e58c278cf4193adb937337fc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c49f320e2492738d478bc427dcd54ccfe0cba746\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/fb8396aeda5872369a8ed6d2301e2c86e303c520\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
}
}
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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.
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- 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.