Files
vuln-cve/data/2026/97xxx/CVE-2026-97582.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-97582",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-24T16:01:01.156Z",
"datePublished": "2026-09-25T10:22:03.041Z",
"dateUpdated": "2026-10-30T12:37:29.592Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-10-30T12:37:29.592Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (gpio-fan) Fix use-after-free in alarm work\n\nfan_alarm_irq_handler() queues fan_data->alarm_work, but nothing\ncancels it. fan_alarm_notify() dereferences fan_data and its hwmon\ndevice. On unbind, devres frees the interrupt, which only waits for\nthe handler itself, and then releases the hwmon device and fan_data,\nso a pending fan_alarm_notify() can run after those frees.\n\nReplace INIT_WORK() with devm_work_autocancel(), registered before\ndevm_request_irq(). The devres cleanup then frees the interrupt\nfirst, so no new work can be queued, and cancels the work while\nfan_data and the hwmon device are still alive.\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/hwmon/gpio-fan.c"
],
"versions": [
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "7f96803f612134f585ab3b39e6d5b2d4b9c0606f",
"status": "affected",
"versionType": "git"
},
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "594c62eea7c82f526054496e9fa9b895122a8016",
"status": "affected",
"versionType": "git"
},
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "6e67d9bdac810edacef78cbaeedd34445aa8ceb7",
"status": "affected",
"versionType": "git"
},
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "e9fc7d53b2eb34c0a607d1659f49b46911aaf16c",
"status": "affected",
"versionType": "git"
},
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "9b12bd724db9db318e3a68be17693583dc29a066",
"status": "affected",
"versionType": "git"
},
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "30755d3a5782cd704c8921cac8ee66dffe4383ea",
"status": "affected",
"versionType": "git"
},
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "c6ab7f855891877a16d2e2ddf0cd0305fd098a85",
"status": "affected",
"versionType": "git"
},
{
"version": "d6fe1360f42e86262153927986dea6502daff703",
"lessThan": "a2471ed17b0e6ff7bfb6b2ea8e6e5b04c309d293",
"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/hwmon/gpio-fan.c"
],
"versions": [
{
"version": "2.6.37",
"status": "affected"
},
{
"version": "0",
"lessThan": "2.6.37",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.273",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.222",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.189",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.158",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.111",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.53",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2.7",
"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": "2.6.37",
"versionEndExcluding": "5.10.273"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.37",
"versionEndExcluding": "5.15.222"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.37",
"versionEndExcluding": "6.1.189"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.37",
"versionEndExcluding": "6.6.158"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.37",
"versionEndExcluding": "6.12.111"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.37",
"versionEndExcluding": "6.18.53"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.37",
"versionEndExcluding": "7.2.7"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.37",
"versionEndExcluding": "7.3"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/7f96803f612134f585ab3b39e6d5b2d4b9c0606f"
},
{
"url": "https://git.kernel.org/stable/c/594c62eea7c82f526054496e9fa9b895122a8016"
},
{
"url": "https://git.kernel.org/stable/c/6e67d9bdac810edacef78cbaeedd34445aa8ceb7"
},
{
"url": "https://git.kernel.org/stable/c/e9fc7d53b2eb34c0a607d1659f49b46911aaf16c"
},
{
"url": "https://git.kernel.org/stable/c/9b12bd724db9db318e3a68be17693583dc29a066"
},
{
"url": "https://git.kernel.org/stable/c/30755d3a5782cd704c8921cac8ee66dffe4383ea"
},
{
"url": "https://git.kernel.org/stable/c/c6ab7f855891877a16d2e2ddf0cd0305fd098a85"
},
{
"url": "https://git.kernel.org/stable/c/a2471ed17b0e6ff7bfb6b2ea8e6e5b04c309d293"
}
],
"title": "hwmon: (gpio-fan) Fix use-after-free in alarm work",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}