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vuln-cve/data/2022/50xxx/CVE-2022-50870.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-50870",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-12-30T12:06:07.136Z",
"datePublished": "2025-12-30T12:15:40.718Z",
"dateUpdated": "2026-05-11T19:26:43.134Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T19:26:43.134Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/rtas: avoid device tree lookups in rtas_os_term()\n\nrtas_os_term() is called during panic. Its behavior depends on a couple\nof conditions in the /rtas node of the device tree, the traversal of\nwhich entails locking and local IRQ state changes. If the kernel panics\nwhile devtree_lock is held, rtas_os_term() as currently written could\nhang.\n\nInstead of discovering the relevant characteristics at panic time,\ncache them in file-static variables at boot. Note the lookup for\n\"ibm,extended-os-term\" is converted to of_property_read_bool() since it\nis a boolean property, not an RTAS function token.\n\n[mpe: Incorporate suggested change from Nick]"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"arch/powerpc/kernel/rtas.c"
],
"versions": [
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "e23822c7381c59d9e42e65771b6e17c71ed30ea7",
"status": "affected",
"versionType": "git"
},
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "06a07fbb32b3a23eec20a42b1e64474da0a3b33e",
"status": "affected",
"versionType": "git"
},
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "c2fa91abf22a705cf02f886cd99cff41f4ceda60",
"status": "affected",
"versionType": "git"
},
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "f2167f10fcca68ab9ae3f8d94d2c704c5541ac69",
"status": "affected",
"versionType": "git"
},
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "d8939315b7342860df143afe0adda6212cdd3193",
"status": "affected",
"versionType": "git"
},
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "698e682c849e356fb47a8be47ca8baa817cf31e0",
"status": "affected",
"versionType": "git"
},
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "464d10e8d797454e16a173ef1292a446b2adf21c",
"status": "affected",
"versionType": "git"
},
{
"version": "088186ded490ced80758200cf8f906ed741df306",
"lessThan": "ed2213bfb192ab51f09f12e9b49b5d482c6493f3",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"arch/powerpc/kernel/rtas.c"
],
"versions": [
{
"version": "2.6.16",
"status": "affected"
},
{
"version": "0",
"lessThan": "2.6.16",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.303",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.270",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.229",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.163",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.87",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0.17",
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.3",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.2",
"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": "2.6.16",
"versionEndExcluding": "4.14.303"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.16",
"versionEndExcluding": "4.19.270"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.16",
"versionEndExcluding": "5.4.229"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.16",
"versionEndExcluding": "5.10.163"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.16",
"versionEndExcluding": "5.15.87"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.16",
"versionEndExcluding": "6.0.17"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.16",
"versionEndExcluding": "6.1.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.16",
"versionEndExcluding": "6.2"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/e23822c7381c59d9e42e65771b6e17c71ed30ea7"
},
{
"url": "https://git.kernel.org/stable/c/06a07fbb32b3a23eec20a42b1e64474da0a3b33e"
},
{
"url": "https://git.kernel.org/stable/c/c2fa91abf22a705cf02f886cd99cff41f4ceda60"
},
{
"url": "https://git.kernel.org/stable/c/f2167f10fcca68ab9ae3f8d94d2c704c5541ac69"
},
{
"url": "https://git.kernel.org/stable/c/d8939315b7342860df143afe0adda6212cdd3193"
},
{
"url": "https://git.kernel.org/stable/c/698e682c849e356fb47a8be47ca8baa817cf31e0"
},
{
"url": "https://git.kernel.org/stable/c/464d10e8d797454e16a173ef1292a446b2adf21c"
},
{
"url": "https://git.kernel.org/stable/c/ed2213bfb192ab51f09f12e9b49b5d482c6493f3"
}
],
"title": "powerpc/rtas: avoid device tree lookups in rtas_os_term()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}