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vuln-cve/data/2022/49xxx/CVE-2022-49449.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-49449",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-02-26T02:08:31.572Z",
"datePublished": "2025-02-26T02:12:59.709Z",
"dateUpdated": "2026-05-11T19:00:05.387Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T19:00:05.387Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: renesas: rzn1: Fix possible null-ptr-deref in sh_pfc_map_resources()\n\nIt will cause null-ptr-deref when using 'res', if platform_get_resource()\nreturns NULL, so move using 'res' after devm_ioremap_resource() that\nwill check it to avoid null-ptr-deref.\nAnd use devm_platform_get_and_ioremap_resource() to simplify code."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/pinctrl/renesas/pinctrl-rzn1.c"
],
"versions": [
{
"version": "4e53b5004745ef26a37bca4933b2d3ea71313f2a",
"lessThan": "b646e0cfeb38bf5f1944fd548f1dfa9b129fa00c",
"status": "affected",
"versionType": "git"
},
{
"version": "4e53b5004745ef26a37bca4933b2d3ea71313f2a",
"lessThan": "c16b59d445135c8026a04e388d8b2762feaa3b3b",
"status": "affected",
"versionType": "git"
},
{
"version": "4e53b5004745ef26a37bca4933b2d3ea71313f2a",
"lessThan": "34c719b8fdfbd0c7c54cae56e6b0f16e9f8bf03e",
"status": "affected",
"versionType": "git"
},
{
"version": "4e53b5004745ef26a37bca4933b2d3ea71313f2a",
"lessThan": "01f9e02e0f13df3fd291676dc80054e977be1601",
"status": "affected",
"versionType": "git"
},
{
"version": "4e53b5004745ef26a37bca4933b2d3ea71313f2a",
"lessThan": "2f661477c2bb8068194dbba9738d05219f111c6e",
"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/pinctrl/renesas/pinctrl-rzn1.c"
],
"versions": [
{
"version": "4.20",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.20",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.121",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.46",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.17.14",
"lessThanOrEqual": "5.17.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.18.3",
"lessThanOrEqual": "5.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.19",
"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": "4.20",
"versionEndExcluding": "5.10.121"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.20",
"versionEndExcluding": "5.15.46"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.20",
"versionEndExcluding": "5.17.14"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.20",
"versionEndExcluding": "5.18.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.20",
"versionEndExcluding": "5.19"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/b646e0cfeb38bf5f1944fd548f1dfa9b129fa00c"
},
{
"url": "https://git.kernel.org/stable/c/c16b59d445135c8026a04e388d8b2762feaa3b3b"
},
{
"url": "https://git.kernel.org/stable/c/34c719b8fdfbd0c7c54cae56e6b0f16e9f8bf03e"
},
{
"url": "https://git.kernel.org/stable/c/01f9e02e0f13df3fd291676dc80054e977be1601"
},
{
"url": "https://git.kernel.org/stable/c/2f661477c2bb8068194dbba9738d05219f111c6e"
}
],
"title": "pinctrl: renesas: rzn1: Fix possible null-ptr-deref in sh_pfc_map_resources()",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
}
},
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2022-49449",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-10-01T19:40:36.057043Z"
}
}
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"type": "CWE",
"cweId": "CWE-476",
"description": "CWE-476 NULL Pointer Dereference"
}
]
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2025-10-01T19:46:48.379Z"
}
}
]
}
}