CVE-2022-49835
Full vulnerability record from the local CVENow database.
Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix potential memleak in 'add_widget_node' As 'kobject_add' may allocated memory for 'kobject->name' when return error. And in this function, if call 'kobject_add' failed didn't free kobject. So call 'kobject_put' to recycling resources.
Severity
MEDIUM
CVSS score
5.5
(v3.1)
Vulnerability status
Analyzed
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2025-05-01 15:16:06.980000
Last modified
2026-11-05 20:17:15.530000
View original CVE JSON
{
"id": "CVE-2022-49835",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2025-05-01T15:16:06.980",
"lastModified": "2026-11-05T20:17:15.530",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda: fix potential memleak in 'add_widget_node'\n\nAs 'kobject_add' may allocated memory for 'kobject->name' when return error.\nAnd in this function, if call 'kobject_add' failed didn't free kobject.\nSo call 'kobject_put' to recycling resources."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ALSA: hda: se corrige una posible fuga de memoria en 'add_widget_node'. 'kobject_add' podría asignar memoria a 'kobject->name' cuando devuelve un error. En esta función, si la llamada a 'kobject_add' falla, no se libera kobject. Por lo tanto, se llama a 'kobject_put' para reciclar recursos."
}
],
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "unaffected",
"programFiles": [
"sound/hda/hdac_sysfs.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "b688a3ec235222d9a84e43a48a6f31acb95baf2d",
"versionType": "git",
"status": "affected"
},
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "bb0ac8d5e541224f599bc8e8f31a313faa4bf7b7",
"versionType": "git",
"status": "affected"
},
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "90b7d055e2b5f39429f9a9e3815b48a48530ef28",
"versionType": "git",
"status": "affected"
},
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "02dea987ec1cac712c78e75d224ceb9bb73519ed",
"versionType": "git",
"status": "affected"
},
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b",
"versionType": "git",
"status": "affected"
},
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "7140d7aaf93da6a665b454f91bb4dc6b1de218bd",
"versionType": "git",
"status": "affected"
},
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "455d99bd6baf19688048b6d42d9fa74eae27f93b",
"versionType": "git",
"status": "affected"
},
{
"version": "3256be6537751f65c76b3ecfbb4e667f87525a2f",
"lessThan": "9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143",
"versionType": "git",
"status": "affected"
}
]
},
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "affected",
"programFiles": [
"sound/hda/hdac_sysfs.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "4.1",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.1",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "4.9.334",
"lessThanOrEqual": "4.9.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "4.14.300",
"lessThanOrEqual": "4.14.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "4.19.267",
"lessThanOrEqual": "4.19.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.4.225",
"lessThanOrEqual": "5.4.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.10.155",
"lessThanOrEqual": "5.10.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.15.79",
"lessThanOrEqual": "5.15.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.0.9",
"lessThanOrEqual": "6.0.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.1",
"lessThanOrEqual": "*",
"versionType": "original_commit_for_fix",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-11-05T19:50:26.881850Z",
"id": "CVE-2022-49835",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-401"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "4.9.334",
"matchCriteriaId": "65416FEB-3A76-4DA9-A96A-1479EC77AFB6"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.10",
"versionEndExcluding": "4.14.300",
"matchCriteriaId": "424802D2-E9E7-48A9-AD6F-DF2227B3D83A"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.15",
"versionEndExcluding": "4.19.267",
"matchCriteriaId": "A5C69A12-68E2-400E-9A5A-375A673C8402"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.20",
"versionEndExcluding": "5.4.225",
"matchCriteriaId": "94D21814-3051-4860-AB06-C7880A3D4933"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "5.10.155",
"matchCriteriaId": "172AC75C-0949-4468-9C58-64E2893EF0CE"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.11",
"versionEndExcluding": "5.15.79",
"matchCriteriaId": "39DC45D8-E30E-4F4A-9332-393B7BCF6900"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.0.9",
"matchCriteriaId": "C3F26709-7D49-4AF0-8145-46CCF4E8E2AD"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*",
"matchCriteriaId": "E7E331DA-1FB0-4DEC-91AC-7DA69D461C11"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*",
"matchCriteriaId": "17F0B248-42CF-4AE6-A469-BB1BAE7F4705"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*",
"matchCriteriaId": "E2422816-0C14-4B5E-A1E6-A9D776E5C49B"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*",
"matchCriteriaId": "1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/02dea987ec1cac712c78e75d224ceb9bb73519ed",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/455d99bd6baf19688048b6d42d9fa74eae27f93b",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/7140d7aaf93da6a665b454f91bb4dc6b1de218bd",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/90b7d055e2b5f39429f9a9e3815b48a48530ef28",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/b688a3ec235222d9a84e43a48a6f31acb95baf2d",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
},
{
"url": "https://git.kernel.org/stable/c/bb0ac8d5e541224f599bc8e8f31a313faa4bf7b7",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
]
}
]
}