CVE-2021-47100
Vulnerability from cvelistv5
Published
2024-03-04 18:10
Modified
2024-12-19 07:35
Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
ipmi: Fix UAF when uninstall ipmi_si and ipmi_msghandler module
Hi,
When testing install and uninstall of ipmi_si.ko and ipmi_msghandler.ko,
the system crashed.
The log as follows:
[ 141.087026] BUG: unable to handle kernel paging request at ffffffffc09b3a5a
[ 141.087241] PGD 8fe4c0d067 P4D 8fe4c0d067 PUD 8fe4c0f067 PMD 103ad89067 PTE 0
[ 141.087464] Oops: 0010 [#1] SMP NOPTI
[ 141.087580] CPU: 67 PID: 668 Comm: kworker/67:1 Kdump: loaded Not tainted 4.18.0.x86_64 #47
[ 141.088009] Workqueue: events 0xffffffffc09b3a40
[ 141.088009] RIP: 0010:0xffffffffc09b3a5a
[ 141.088009] Code: Bad RIP value.
[ 141.088009] RSP: 0018:ffffb9094e2c3e88 EFLAGS: 00010246
[ 141.088009] RAX: 0000000000000000 RBX: ffff9abfdb1f04a0 RCX: 0000000000000000
[ 141.088009] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000246
[ 141.088009] RBP: 0000000000000000 R08: ffff9abfffee3cb8 R09: 00000000000002e1
[ 141.088009] R10: ffffb9094cb73d90 R11: 00000000000f4240 R12: ffff9abfffee8700
[ 141.088009] R13: 0000000000000000 R14: ffff9abfdb1f04a0 R15: ffff9abfdb1f04a8
[ 141.088009] FS: 0000000000000000(0000) GS:ffff9abfffec0000(0000) knlGS:0000000000000000
[ 141.088009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 141.088009] CR2: ffffffffc09b3a30 CR3: 0000008fe4c0a001 CR4: 00000000007606e0
[ 141.088009] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 141.088009] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 141.088009] PKRU: 55555554
[ 141.088009] Call Trace:
[ 141.088009] ? process_one_work+0x195/0x390
[ 141.088009] ? worker_thread+0x30/0x390
[ 141.088009] ? process_one_work+0x390/0x390
[ 141.088009] ? kthread+0x10d/0x130
[ 141.088009] ? kthread_flush_work_fn+0x10/0x10
[ 141.088009] ? ret_from_fork+0x35/0x40] BUG: unable to handle kernel paging request at ffffffffc0b28a5a
[ 200.223240] PGD 97fe00d067 P4D 97fe00d067 PUD 97fe00f067 PMD a580cbf067 PTE 0
[ 200.223464] Oops: 0010 [#1] SMP NOPTI
[ 200.223579] CPU: 63 PID: 664 Comm: kworker/63:1 Kdump: loaded Not tainted 4.18.0.x86_64 #46
[ 200.224008] Workqueue: events 0xffffffffc0b28a40
[ 200.224008] RIP: 0010:0xffffffffc0b28a5a
[ 200.224008] Code: Bad RIP value.
[ 200.224008] RSP: 0018:ffffbf3c8e2a3e88 EFLAGS: 00010246
[ 200.224008] RAX: 0000000000000000 RBX: ffffa0799ad6bca0 RCX: 0000000000000000
[ 200.224008] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000246
[ 200.224008] RBP: 0000000000000000 R08: ffff9fe43fde3cb8 R09: 00000000000000d5
[ 200.224008] R10: ffffbf3c8cb53d90 R11: 00000000000f4240 R12: ffff9fe43fde8700
[ 200.224008] R13: 0000000000000000 R14: ffffa0799ad6bca0 R15: ffffa0799ad6bca8
[ 200.224008] FS: 0000000000000000(0000) GS:ffff9fe43fdc0000(0000) knlGS:0000000000000000
[ 200.224008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 200.224008] CR2: ffffffffc0b28a30 CR3: 00000097fe00a002 CR4: 00000000007606e0
[ 200.224008] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 200.224008] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 200.224008] PKRU: 55555554
[ 200.224008] Call Trace:
[ 200.224008] ? process_one_work+0x195/0x390
[ 200.224008] ? worker_thread+0x30/0x390
[ 200.224008] ? process_one_work+0x390/0x390
[ 200.224008] ? kthread+0x10d/0x130
[ 200.224008] ? kthread_flush_work_fn+0x10/0x10
[ 200.224008] ? ret_from_fork+0x35/0x40
[ 200.224008] kernel fault(0x1) notification starting on CPU 63
[ 200.224008] kernel fault(0x1) notification finished on CPU 63
[ 200.224008] CR2: ffffffffc0b28a5a
[ 200.224008] ---[ end trace c82a412d93f57412 ]---
The reason is as follows:
T1: rmmod ipmi_si.
->ipmi_unregister_smi()
-> ipmi_bmc_unregister()
-> __ipmi_bmc_unregister()
-> kref_put(&bmc->usecount, cleanup_bmc_device);
-> schedule_work(&bmc->remove_work);
T2: rmmod ipmi_msghandl
---truncated---
References
Impacted products
| Vendor | Product | Version | |||||
|---|---|---|---|---|---|---|---|
| ▼ | Linux | Linux |
Version: b2cfd8ab4add53c2070367bfee2f5b738f51698d Version: b2cfd8ab4add53c2070367bfee2f5b738f51698d Version: b2cfd8ab4add53c2070367bfee2f5b738f51698d Version: b2cfd8ab4add53c2070367bfee2f5b738f51698d Version: b2cfd8ab4add53c2070367bfee2f5b738f51698d |
||||
|
|||||||
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"id": "CVE-2021-47100",
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"role": "CISA Coordinator",
"timestamp": "2024-06-26T20:38:38.889138Z",
"version": "2.0.3"
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"dateUpdated": "2024-06-26T20:38:49.099Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"title": "CISA ADP Vulnrichment"
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"providerMetadata": {
"dateUpdated": "2024-08-04T05:24:39.796Z",
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"url": "https://git.kernel.org/stable/c/ffb76a86f8096a8206be03b14adda6092e18e275"
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"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
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"vendor": "Linux",
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"vendor": "Linux",
"versions": [
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"version": "4.15"
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{
"lessThan": "4.15",
"status": "unaffected",
"version": "0",
"versionType": "semver"
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{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.223",
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{
"lessThanOrEqual": "5.4.*",
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"version": "5.4.169",
"versionType": "semver"
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{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.89",
"versionType": "semver"
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"status": "unaffected",
"version": "5.15.12",
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"version": "5.16",
"versionType": "original_commit_for_fix"
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"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipmi: Fix UAF when uninstall ipmi_si and ipmi_msghandler module\n\nHi,\n\nWhen testing install and uninstall of ipmi_si.ko and ipmi_msghandler.ko,\nthe system crashed.\n\nThe log as follows:\n[ 141.087026] BUG: unable to handle kernel paging request at ffffffffc09b3a5a\n[ 141.087241] PGD 8fe4c0d067 P4D 8fe4c0d067 PUD 8fe4c0f067 PMD 103ad89067 PTE 0\n[ 141.087464] Oops: 0010 [#1] SMP NOPTI\n[ 141.087580] CPU: 67 PID: 668 Comm: kworker/67:1 Kdump: loaded Not tainted 4.18.0.x86_64 #47\n[ 141.088009] Workqueue: events 0xffffffffc09b3a40\n[ 141.088009] RIP: 0010:0xffffffffc09b3a5a\n[ 141.088009] Code: Bad RIP value.\n[ 141.088009] RSP: 0018:ffffb9094e2c3e88 EFLAGS: 00010246\n[ 141.088009] RAX: 0000000000000000 RBX: ffff9abfdb1f04a0 RCX: 0000000000000000\n[ 141.088009] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000246\n[ 141.088009] RBP: 0000000000000000 R08: ffff9abfffee3cb8 R09: 00000000000002e1\n[ 141.088009] R10: ffffb9094cb73d90 R11: 00000000000f4240 R12: ffff9abfffee8700\n[ 141.088009] R13: 0000000000000000 R14: ffff9abfdb1f04a0 R15: ffff9abfdb1f04a8\n[ 141.088009] FS: 0000000000000000(0000) GS:ffff9abfffec0000(0000) knlGS:0000000000000000\n[ 141.088009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 141.088009] CR2: ffffffffc09b3a30 CR3: 0000008fe4c0a001 CR4: 00000000007606e0\n[ 141.088009] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n[ 141.088009] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n[ 141.088009] PKRU: 55555554\n[ 141.088009] Call Trace:\n[ 141.088009] ? process_one_work+0x195/0x390\n[ 141.088009] ? worker_thread+0x30/0x390\n[ 141.088009] ? process_one_work+0x390/0x390\n[ 141.088009] ? kthread+0x10d/0x130\n[ 141.088009] ? kthread_flush_work_fn+0x10/0x10\n[ 141.088009] ? ret_from_fork+0x35/0x40] BUG: unable to handle kernel paging request at ffffffffc0b28a5a\n[ 200.223240] PGD 97fe00d067 P4D 97fe00d067 PUD 97fe00f067 PMD a580cbf067 PTE 0\n[ 200.223464] Oops: 0010 [#1] SMP NOPTI\n[ 200.223579] CPU: 63 PID: 664 Comm: kworker/63:1 Kdump: loaded Not tainted 4.18.0.x86_64 #46\n[ 200.224008] Workqueue: events 0xffffffffc0b28a40\n[ 200.224008] RIP: 0010:0xffffffffc0b28a5a\n[ 200.224008] Code: Bad RIP value.\n[ 200.224008] RSP: 0018:ffffbf3c8e2a3e88 EFLAGS: 00010246\n[ 200.224008] RAX: 0000000000000000 RBX: ffffa0799ad6bca0 RCX: 0000000000000000\n[ 200.224008] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000246\n[ 200.224008] RBP: 0000000000000000 R08: ffff9fe43fde3cb8 R09: 00000000000000d5\n[ 200.224008] R10: ffffbf3c8cb53d90 R11: 00000000000f4240 R12: ffff9fe43fde8700\n[ 200.224008] R13: 0000000000000000 R14: ffffa0799ad6bca0 R15: ffffa0799ad6bca8\n[ 200.224008] FS: 0000000000000000(0000) GS:ffff9fe43fdc0000(0000) knlGS:0000000000000000\n[ 200.224008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 200.224008] CR2: ffffffffc0b28a30 CR3: 00000097fe00a002 CR4: 00000000007606e0\n[ 200.224008] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n[ 200.224008] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n[ 200.224008] PKRU: 55555554\n[ 200.224008] Call Trace:\n[ 200.224008] ? process_one_work+0x195/0x390\n[ 200.224008] ? worker_thread+0x30/0x390\n[ 200.224008] ? process_one_work+0x390/0x390\n[ 200.224008] ? kthread+0x10d/0x130\n[ 200.224008] ? kthread_flush_work_fn+0x10/0x10\n[ 200.224008] ? ret_from_fork+0x35/0x40\n[ 200.224008] kernel fault(0x1) notification starting on CPU 63\n[ 200.224008] kernel fault(0x1) notification finished on CPU 63\n[ 200.224008] CR2: ffffffffc0b28a5a\n[ 200.224008] ---[ end trace c82a412d93f57412 ]---\n\nThe reason is as follows:\nT1: rmmod ipmi_si.\n -\u003eipmi_unregister_smi()\n -\u003e ipmi_bmc_unregister()\n -\u003e __ipmi_bmc_unregister()\n -\u003e kref_put(\u0026bmc-\u003eusecount, cleanup_bmc_device);\n -\u003e schedule_work(\u0026bmc-\u003eremove_work);\n\nT2: rmmod ipmi_msghandl\n---truncated---"
}
],
"providerMetadata": {
"dateUpdated": "2024-12-19T07:35:13.957Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
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"references": [
{
"url": "https://git.kernel.org/stable/c/925229d552724e1bba1abf01d3a0b1318539b012"
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{
"url": "https://git.kernel.org/stable/c/992649b8b16843d27eb39ceea5f9cf85ffb50a18"
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{
"url": "https://git.kernel.org/stable/c/6809da5185141e61401da5b01896b79a4deed1ad"
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"url": "https://git.kernel.org/stable/c/6b3f7e4b10f343f05b5fb513b07a9168fbf1172e"
},
{
"url": "https://git.kernel.org/stable/c/ffb76a86f8096a8206be03b14adda6092e18e275"
}
],
"title": "ipmi: Fix UAF when uninstall ipmi_si and ipmi_msghandler module",
"x_generator": {
"engine": "bippy-5f407fcff5a0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2021-47100",
"datePublished": "2024-03-04T18:10:52.602Z",
"dateReserved": "2024-02-29T22:33:44.301Z",
"dateUpdated": "2024-12-19T07:35:13.957Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2021-47100\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-04T18:15:08.267\",\"lastModified\":\"2024-11-21T06:35:23.917\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nipmi: Fix UAF when uninstall ipmi_si and ipmi_msghandler module\\n\\nHi,\\n\\nWhen testing install and uninstall of ipmi_si.ko and ipmi_msghandler.ko,\\nthe system crashed.\\n\\nThe log as follows:\\n[ 141.087026] BUG: unable to handle kernel paging request at ffffffffc09b3a5a\\n[ 141.087241] PGD 8fe4c0d067 P4D 8fe4c0d067 PUD 8fe4c0f067 PMD 103ad89067 PTE 0\\n[ 141.087464] Oops: 0010 [#1] SMP NOPTI\\n[ 141.087580] CPU: 67 PID: 668 Comm: kworker/67:1 Kdump: loaded Not tainted 4.18.0.x86_64 #47\\n[ 141.088009] Workqueue: events 0xffffffffc09b3a40\\n[ 141.088009] RIP: 0010:0xffffffffc09b3a5a\\n[ 141.088009] Code: Bad RIP value.\\n[ 141.088009] RSP: 0018:ffffb9094e2c3e88 EFLAGS: 00010246\\n[ 141.088009] RAX: 0000000000000000 RBX: ffff9abfdb1f04a0 RCX: 0000000000000000\\n[ 141.088009] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000246\\n[ 141.088009] RBP: 0000000000000000 R08: ffff9abfffee3cb8 R09: 00000000000002e1\\n[ 141.088009] R10: ffffb9094cb73d90 R11: 00000000000f4240 R12: ffff9abfffee8700\\n[ 141.088009] R13: 0000000000000000 R14: ffff9abfdb1f04a0 R15: ffff9abfdb1f04a8\\n[ 141.088009] FS: 0000000000000000(0000) GS:ffff9abfffec0000(0000) knlGS:0000000000000000\\n[ 141.088009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n[ 141.088009] CR2: ffffffffc09b3a30 CR3: 0000008fe4c0a001 CR4: 00000000007606e0\\n[ 141.088009] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\n[ 141.088009] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\n[ 141.088009] PKRU: 55555554\\n[ 141.088009] Call Trace:\\n[ 141.088009] ? process_one_work+0x195/0x390\\n[ 141.088009] ? worker_thread+0x30/0x390\\n[ 141.088009] ? process_one_work+0x390/0x390\\n[ 141.088009] ? kthread+0x10d/0x130\\n[ 141.088009] ? kthread_flush_work_fn+0x10/0x10\\n[ 141.088009] ? ret_from_fork+0x35/0x40] BUG: unable to handle kernel paging request at ffffffffc0b28a5a\\n[ 200.223240] PGD 97fe00d067 P4D 97fe00d067 PUD 97fe00f067 PMD a580cbf067 PTE 0\\n[ 200.223464] Oops: 0010 [#1] SMP NOPTI\\n[ 200.223579] CPU: 63 PID: 664 Comm: kworker/63:1 Kdump: loaded Not tainted 4.18.0.x86_64 #46\\n[ 200.224008] Workqueue: events 0xffffffffc0b28a40\\n[ 200.224008] RIP: 0010:0xffffffffc0b28a5a\\n[ 200.224008] Code: Bad RIP value.\\n[ 200.224008] RSP: 0018:ffffbf3c8e2a3e88 EFLAGS: 00010246\\n[ 200.224008] RAX: 0000000000000000 RBX: ffffa0799ad6bca0 RCX: 0000000000000000\\n[ 200.224008] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000246\\n[ 200.224008] RBP: 0000000000000000 R08: ffff9fe43fde3cb8 R09: 00000000000000d5\\n[ 200.224008] R10: ffffbf3c8cb53d90 R11: 00000000000f4240 R12: ffff9fe43fde8700\\n[ 200.224008] R13: 0000000000000000 R14: ffffa0799ad6bca0 R15: ffffa0799ad6bca8\\n[ 200.224008] FS: 0000000000000000(0000) GS:ffff9fe43fdc0000(0000) knlGS:0000000000000000\\n[ 200.224008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n[ 200.224008] CR2: ffffffffc0b28a30 CR3: 00000097fe00a002 CR4: 00000000007606e0\\n[ 200.224008] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\n[ 200.224008] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\n[ 200.224008] PKRU: 55555554\\n[ 200.224008] Call Trace:\\n[ 200.224008] ? process_one_work+0x195/0x390\\n[ 200.224008] ? worker_thread+0x30/0x390\\n[ 200.224008] ? process_one_work+0x390/0x390\\n[ 200.224008] ? kthread+0x10d/0x130\\n[ 200.224008] ? kthread_flush_work_fn+0x10/0x10\\n[ 200.224008] ? ret_from_fork+0x35/0x40\\n[ 200.224008] kernel fault(0x1) notification starting on CPU 63\\n[ 200.224008] kernel fault(0x1) notification finished on CPU 63\\n[ 200.224008] CR2: ffffffffc0b28a5a\\n[ 200.224008] ---[ end trace c82a412d93f57412 ]---\\n\\nThe reason is as follows:\\nT1: rmmod ipmi_si.\\n -\u003eipmi_unregister_smi()\\n -\u003e ipmi_bmc_unregister()\\n -\u003e __ipmi_bmc_unregister()\\n -\u003e kref_put(\u0026bmc-\u003eusecount, cleanup_bmc_device);\\n -\u003e schedule_work(\u0026bmc-\u003eremove_work);\\n\\nT2: rmmod ipmi_msghandl\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: ipmi: corrige UAF al desinstalar los m\u00f3dulos ipmi_si e ipmi_msghandler Hola. Al probar la instalaci\u00f3n y desinstalaci\u00f3n de ipmi_si.ko e ipmi_msghandler.ko, el sistema fall\u00f3. El registro es el siguiente: [141.087026] ERROR: no se puede manejar la solicitud de paginaci\u00f3n del kernel en ffffffffc09b3a5a [141.087241] PGD 8fe4c0d067 P4D 8fe4c0d067 PUD 8fe4c0f067 PMD 103ad89067 PTE 0 [141.087464] Vaya s: 0010 [#1] SMP NOPTI [ 141.087580] CPU: 67 PID : 668 Comm: kworker/67:1 Kdump: cargado No contaminado 4.18.0.x86_64 #47 [ 141.088009] Cola de trabajo: eventos 0xffffffffc09b3a40 [ 141.088009] RIP: 0010:0xffffffffc09b3a5a [ 141.088009] C\u00f3digo: Valor RIP incorrecto. [ 141.088009] RSP: 0018:ffffb9094e2c3e88 EFLAGS: 00010246 [ 141.088009] RAX: 00000000000000000 RBX: ffff9abfdb1f04a0 RCX: 0000000000000000 [ 14 1.088009] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000246 [ 141.088009] RBP: 000000000000000000 R08: ffff9abfffee3cb8 R09: 00 000000000002e1 [141.088009] R10: ffffb9094cb73d90 R11: 00000000000f4240 R12: ffff9abfffee8700 [ 141.088009] R13: 00000000000000000 R14: ffff9abfdb1f04a0 R15: ffff9abfdb1f04a8 [ 141.088009] FS: 0000000000000000(0000) GS:ffff9abfffec0000(0000) knlGS:0000000000000000 [ 141.088009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.088009] CR2: ffffffffc09b3a30 CR3: 0000008fe4c0a001 CR4: 00000000007606e0 [ 141.088009] DR0: 00000000000000 00 DR1: 0000000000000000 DR2: 00000000000000000 [ 141.088009] DR3: 0000000000000000 DR6: 00000000ffe0ff0 DR7: 0000000000000400 [ 141.088009] PKRU: 55555554 [ 141.088009] Llamar Seguimiento: [141.088009]? proceso_one_work+0x195/0x390 [141.088009]? hilo_trabajador+0x30/0x390 [141.088009]? proceso_one_work+0x390/0x390 [141.088009]? kthread+0x10d/0x130 [141.088009]? kthread_flush_work_fn+0x10/0x10 [141.088009]? ret_from_fork+0x35/0x40] ERROR: no se puede manejar la solicitud de paginaci\u00f3n del kernel en ffffffffc0b28a5a [200.223240] PGD 97fe00d067 P4D 97fe00d067 PUD 97fe00f067 PMD a580cbf067 PTE 0 [200.223464] Vaya : 0010 [#1] SMP NOPTI [ 200.223579] CPU: 63 PID: 664 Comm: kworker/63:1 Kdump: cargado No contaminado 4.18.0.x86_64 #46 [200.224008] Cola de trabajo: eventos 0xffffffffc0b28a40 [200.224008] RIP: 0010:0xffffffffc0b28a5a [200.224008] C\u00f3digo: RIP incorrecto valor. [ 200.224008] RSP: 0018:ffffbf3c8e2a3e88 EFLAGS: 00010246 [ 200.224008] RAX: 00000000000000000 RBX: ffffa0799ad6bca0 RCX: 0000000000000000 [ 200 .224008] RDX: 0000000000000000 RSI: 00000000000000246 RDI: 0000000000000246 [ 200.224008] RBP: 00000000000000000 R08: ffff9fe43fde3cb8 R09: 00 000000000000d5 [200.224008] R10: fffffbf3c8cb53d90 R11: 00000000000f4240 R12: ffff9fe43fde8700 [ 200.224008] R13: 00000000000000000 R14: ffffa0799ad6bca0 R15: ffffa0799ad6bca8 [ 200.224008] FS: 0000000000000000(0000) GS:ffff9fe43fdc0000(0000) knlGS:00000000000000000 [ 200.224008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 200.224008] CR2: ffffffffc0b28a30 CR3: 00000097fe00a002 CR4: 00000000007606e0 [ 200.224008] DR0: 00000000000000 00 DR1: 0000000000000000 DR2: 00000000000000000 [ 200.224008] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 200.224008] PKRU: 55555554 [ 200.224008] Llamar Seguimiento: [200.224008] ? proceso_one_work+0x195/0x390 [200.224008]? hilo_trabajador+0x30/0x390 [200.224008]? proceso_one_work+0x390/0x390 [200.224008]? kthread+0x10d/0x130 [200.224008]? kthread_flush_work_fn+0x10/0x10 [200.224008]? ret_from_fork+0x35/0x40 [200.224008] Notificaci\u00f3n de falla del kernel (0x1) que comienza en la CPU 63 [200.224008] Notificaci\u00f3n de falla del kernel (0x1) finalizada en la CPU 63 [200.224008] CR2: ffffffffc0b28a5a [200.224008] ---[ end trace c82a41 2d93f57412 ]-- - El motivo es el siguiente: T1: rmmod ipmi_si. -\u0026gt;ipmi_unregister_smi() -\u0026gt; ipmi_bmc_unregister() -\u0026gt; __ipmi_bmc_unregister() -\u0026gt; kref_put(\u0026amp;bmc-\u0026gt;usecount, cleanup_bmc_device); -\u0026gt; programar_trabajo(\u0026amp;bmc-\u0026gt;remove_work); T2: rmmod ipmi_msghandl\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/6809da5185141e61401da5b01896b79a4deed1ad\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6b3f7e4b10f343f05b5fb513b07a9168fbf1172e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/925229d552724e1bba1abf01d3a0b1318539b012\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/992649b8b16843d27eb39ceea5f9cf85ffb50a18\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ffb76a86f8096a8206be03b14adda6092e18e275\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6809da5185141e61401da5b01896b79a4deed1ad\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/6b3f7e4b10f343f05b5fb513b07a9168fbf1172e\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/925229d552724e1bba1abf01d3a0b1318539b012\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/992649b8b16843d27eb39ceea5f9cf85ffb50a18\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/ffb76a86f8096a8206be03b14adda6092e18e275\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
}
}
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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.