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vuln-cve/data/2026/98xxx/CVE-2026-98212.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-98212",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-25T10:25:14.325Z",
"datePublished": "2026-10-06T08:44:48.498Z",
"dateUpdated": "2026-10-19T09:15:43.105Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-10-19T09:15:43.105Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: hsq: Fix use-after-free in retry work\n\nmmc_hsq_pump_requests() queues retry_work when request_atomic() returns\n-EBUSY; today sdhci-sprd is the only consumer that implements\nrequest_atomic(). The work is embedded in a devm-allocated mmc_hsq, but\nis never cancelled during driver removal. Work still pending at unbind\ncan therefore run after the devm allocation has been released and\ndereference hsq->mmc and hsq->mrq.\n\nUse devm_work_autocancel() to cancel and drain retry_work before the devm\nallocation is released. By the time devres cleanup begins,\nmmc_remove_host() has already stopped the host, so no new requests can\narm the work.\n\nThis issue was found by an in-house static analysis tool."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/mmc/host/mmc_hsq.c"
],
"versions": [
{
"version": "6db96e5810e0a6a345b7d78549de7676ae5b2662",
"lessThan": "c50d6515bffb148c2c12be6d587ec201dfab4c34",
"status": "affected",
"versionType": "git"
},
{
"version": "6db96e5810e0a6a345b7d78549de7676ae5b2662",
"lessThan": "df2eb59fd9eb33663dc1053f5a4ed851e0aa1f67",
"status": "affected",
"versionType": "git"
},
{
"version": "6db96e5810e0a6a345b7d78549de7676ae5b2662",
"lessThan": "8439bf262ce3267bcfee29d3c61605f1731a2271",
"status": "affected",
"versionType": "git"
},
{
"version": "6db96e5810e0a6a345b7d78549de7676ae5b2662",
"lessThan": "45341b341642c377192c95e4d48e0a859cf85f42",
"status": "affected",
"versionType": "git"
},
{
"version": "6db96e5810e0a6a345b7d78549de7676ae5b2662",
"lessThan": "5d132990475f02cfa1debe03d50b479432864ebd",
"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/mmc/host/mmc_hsq.c"
],
"versions": [
{
"version": "5.8",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.8",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.158",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.112",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.54",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2.8",
"lessThanOrEqual": "7.2.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.3",
"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": "5.8",
"versionEndExcluding": "6.6.158"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.8",
"versionEndExcluding": "6.12.112"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.8",
"versionEndExcluding": "6.18.54"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.8",
"versionEndExcluding": "7.2.8"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.8",
"versionEndExcluding": "7.3"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/c50d6515bffb148c2c12be6d587ec201dfab4c34"
},
{
"url": "https://git.kernel.org/stable/c/df2eb59fd9eb33663dc1053f5a4ed851e0aa1f67"
},
{
"url": "https://git.kernel.org/stable/c/8439bf262ce3267bcfee29d3c61605f1731a2271"
},
{
"url": "https://git.kernel.org/stable/c/45341b341642c377192c95e4d48e0a859cf85f42"
},
{
"url": "https://git.kernel.org/stable/c/5d132990475f02cfa1debe03d50b479432864ebd"
}
],
"title": "mmc: hsq: Fix use-after-free in retry work",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}