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vuln-cve/data/2024/26xxx/CVE-2024-26846.json
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{
"dataType": "CVE_RECORD",
"cveMetadata": {
"cveId": "CVE-2024-26846",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2024-02-19T14:20:24.182Z",
"datePublished": "2024-04-17T10:10:09.964Z",
"dateUpdated": "2026-05-11T20:05:16.564Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T20:05:16.564Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-fc: do not wait in vain when unloading module\n\nThe module exit path has race between deleting all controllers and\nfreeing 'left over IDs'. To prevent double free a synchronization\nbetween nvme_delete_ctrl and ida_destroy has been added by the initial\ncommit.\n\nThere is some logic around trying to prevent from hanging forever in\nwait_for_completion, though it does not handling all cases. E.g.\nblktests is able to reproduce the situation where the module unload\nhangs forever.\n\nIf we completely rely on the cleanup code executed from the\nnvme_delete_ctrl path, all IDs will be freed eventually. This makes\ncalling ida_destroy unnecessary. We only have to ensure that all\nnvme_delete_ctrl code has been executed before we leave\nnvme_fc_exit_module. This is done by flushing the nvme_delete_wq\nworkqueue.\n\nWhile at it, remove the unused nvme_fc_wq workqueue too."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/nvme/host/fc.c"
],
"versions": [
{
"version": "4c73cbdff1119d088ed16d63def59ad32b11b18f",
"lessThan": "4f2c95015ec2a1899161be6c0bdaecedd5a7bfb2",
"status": "affected",
"versionType": "git"
},
{
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"lessThan": "0bf567d6d9ffe09e059bbdfb4d07143cef42c75c",
"status": "affected",
"versionType": "git"
},
{
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"lessThan": "085195aa90a924c79e35569bcdad860d764a8e17",
"status": "affected",
"versionType": "git"
},
{
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"lessThan": "baa6b7eb8c66486bd64608adc63fe03b30d3c0b9",
"status": "affected",
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},
{
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"lessThan": "c0882c366418bf9c19e1ba7f270fe377a9bf5d67",
"status": "affected",
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},
{
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"lessThan": "70fbfc47a392b98e5f8dba70c6efc6839205c982",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/nvme/host/fc.c"
],
"versions": [
{
"version": "5.3",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.3",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.211",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.150",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.80",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.19",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.7.7",
"lessThanOrEqual": "6.7.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.8",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.3",
"versionEndExcluding": "5.10.211"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.3",
"versionEndExcluding": "5.15.150"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.3",
"versionEndExcluding": "6.1.80"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.3",
"versionEndExcluding": "6.6.19"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.3",
"versionEndExcluding": "6.7.7"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.3",
"versionEndExcluding": "6.8"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/4f2c95015ec2a1899161be6c0bdaecedd5a7bfb2"
},
{
"url": "https://git.kernel.org/stable/c/0bf567d6d9ffe09e059bbdfb4d07143cef42c75c"
},
{
"url": "https://git.kernel.org/stable/c/085195aa90a924c79e35569bcdad860d764a8e17"
},
{
"url": "https://git.kernel.org/stable/c/baa6b7eb8c66486bd64608adc63fe03b30d3c0b9"
},
{
"url": "https://git.kernel.org/stable/c/c0882c366418bf9c19e1ba7f270fe377a9bf5d67"
},
{
"url": "https://git.kernel.org/stable/c/70fbfc47a392b98e5f8dba70c6efc6839205c982"
}
],
"title": "nvme-fc: do not wait in vain when unloading module",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"providerMetadata": {
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"shortName": "CVE",
"dateUpdated": "2024-08-02T00:14:13.666Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://git.kernel.org/stable/c/4f2c95015ec2a1899161be6c0bdaecedd5a7bfb2",
"tags": [
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{
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},
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-415",
"lang": "en",
"description": "CWE-415 Double Free"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.4,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "NONE"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2024-04-19T20:32:39.392326Z",
"id": "CVE-2024-26846",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2025-02-11T21:49:19.408Z"
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"dataVersion": "5.2"
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