cve-2022-49915
Vulnerability from cvelistv5
Published
2025-05-01 14:10
Modified
2025-05-04 08:48
Severity ?
EPSS score ?
Summary
mISDN: fix possible memory leak in mISDN_register_device()
References
{
"containers": {
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"product": "Linux",
"programFiles": [
"drivers/isdn/mISDN/core.c"
],
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"programFiles": [
"drivers/isdn/mISDN/core.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
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"version": "2.6.30"
},
{
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"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
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"status": "unaffected",
"version": "4.9.333",
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},
{
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"version": "4.14.299",
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},
{
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"version": "4.19.265",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.224",
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},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.154",
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},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.78",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"version": "6.0.8",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.1",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
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"nodes": [
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"cpeMatch": [
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"vulnerable": true
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{
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"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmISDN: fix possible memory leak in mISDN_register_device()\n\nAfer commit 1fa5ae857bb1 (\"driver core: get rid of struct device\u0027s\nbus_id string array\"), the name of device is allocated dynamically,\nadd put_device() to give up the reference, so that the name can be\nfreed in kobject_cleanup() when the refcount is 0.\n\nSet device class before put_device() to avoid null release() function\nWARN message in device_release()."
}
],
"providerMetadata": {
"dateUpdated": "2025-05-04T08:48:36.621Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e"
},
{
"url": "https://git.kernel.org/stable/c/080aabfb29b2ee9cbb8894a1d039651943d3773e"
},
{
"url": "https://git.kernel.org/stable/c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b"
},
{
"url": "https://git.kernel.org/stable/c/2ff6b669523d3b3d253a044fa9636a67d0694995"
},
{
"url": "https://git.kernel.org/stable/c/e77d213843e67b4373285712699b692f9c743f61"
},
{
"url": "https://git.kernel.org/stable/c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41"
},
{
"url": "https://git.kernel.org/stable/c/0d4e91efcaee081e919b3c50e875ecbb84290e41"
},
{
"url": "https://git.kernel.org/stable/c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297"
}
],
"title": "mISDN: fix possible memory leak in mISDN_register_device()",
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"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2022-49915",
"datePublished": "2025-05-01T14:10:56.208Z",
"dateReserved": "2025-05-01T14:05:17.251Z",
"dateUpdated": "2025-05-04T08:48:36.621Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2022-49915\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:16.710\",\"lastModified\":\"2025-05-02T13:52:51.693\",\"vulnStatus\":\"Undergoing Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmISDN: fix possible memory leak in mISDN_register_device()\\n\\nAfer commit 1fa5ae857bb1 (\\\"driver core: get rid of struct device\u0027s\\nbus_id string array\\\"), the name of device is allocated dynamically,\\nadd put_device() to give up the reference, so that the name can be\\nfreed in kobject_cleanup() when the refcount is 0.\\n\\nSet device class before put_device() to avoid null release() function\\nWARN message in device_release().\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mISDN: se corrige una posible p\u00e9rdida de memoria en mISDN_register_device() Despu\u00e9s de el commit 1fa5ae857bb1 (\\\"n\u00facleo del controlador: deshacerse de la matriz de cadenas bus_id del dispositivo de estructura\\\"), el nombre del dispositivo se asigna din\u00e1micamente, agregue put_device() para renunciar a la referencia, de modo que el nombre se pueda liberar en kobject_cleanup() cuando el refcount sea 0. Establezca la clase del dispositivo antes de put_device() para evitar el mensaje WARN de la funci\u00f3n release() nula en device_release().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/080aabfb29b2ee9cbb8894a1d039651943d3773e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/0d4e91efcaee081e919b3c50e875ecbb84290e41\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2ff6b669523d3b3d253a044fa9636a67d0694995\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e77d213843e67b4373285712699b692f9c743f61\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
}
}
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- 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.