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vuln-cve/data/2026/22xxx/CVE-2026-22978.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-22978",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-01-13T15:37:45.936Z",
"datePublished": "2026-01-23T15:24:00.482Z",
"dateUpdated": "2026-11-05T21:23:13.323Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T21:57:37.849Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: avoid kernel-infoleak from struct iw_point\n\nstruct iw_point has a 32bit hole on 64bit arches.\n\nstruct iw_point {\n void __user *pointer; /* Pointer to the data (in user space) */\n __u16 length; /* number of fields or size in bytes */\n __u16 flags; /* Optional params */\n};\n\nMake sure to zero the structure to avoid disclosing 32bits of kernel data\nto user space."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/wireless/wext-core.c",
"net/wireless/wext-priv.c"
],
"versions": [
{
"version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
"lessThan": "d943b5f592767b107ba8c12a902f17431350378c",
"status": "affected",
"versionType": "git"
},
{
"version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
"lessThan": "a3827e310b5a73535646ef4a552d53b3c8bf74f6",
"status": "affected",
"versionType": "git"
},
{
"version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
"lessThan": "442ceac0393185e9982323f6682a52a53e8462b1",
"status": "affected",
"versionType": "git"
},
{
"version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
"lessThan": "d21ec867d84c9f3a9845d7d8c90c9ce35dbe48f8",
"status": "affected",
"versionType": "git"
},
{
"version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
"lessThan": "024f71a57d563fbe162e528c8bf2d27e9cac7c7b",
"status": "affected",
"versionType": "git"
},
{
"version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
"lessThan": "e3c35177103ead4658b8a62f41e3080d45885464",
"status": "affected",
"versionType": "git"
},
{
"version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
"lessThan": "21cbf883d073abbfe09e3924466aa5e0449e7261",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/wireless/wext-core.c",
"net/wireless/wext-priv.c"
],
"versions": [
{
"version": "2.6.27",
"status": "affected"
},
{
"version": "0",
"lessThan": "2.6.27",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.248",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.198",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.161",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.121",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.66",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.6",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.19",
"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": "2.6.27",
"versionEndExcluding": "5.10.248"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.27",
"versionEndExcluding": "5.15.198"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.27",
"versionEndExcluding": "6.1.161"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.27",
"versionEndExcluding": "6.6.121"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.27",
"versionEndExcluding": "6.12.66"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.27",
"versionEndExcluding": "6.18.6"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.27",
"versionEndExcluding": "6.19"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/d943b5f592767b107ba8c12a902f17431350378c"
},
{
"url": "https://git.kernel.org/stable/c/a3827e310b5a73535646ef4a552d53b3c8bf74f6"
},
{
"url": "https://git.kernel.org/stable/c/442ceac0393185e9982323f6682a52a53e8462b1"
},
{
"url": "https://git.kernel.org/stable/c/d21ec867d84c9f3a9845d7d8c90c9ce35dbe48f8"
},
{
"url": "https://git.kernel.org/stable/c/024f71a57d563fbe162e528c8bf2d27e9cac7c7b"
},
{
"url": "https://git.kernel.org/stable/c/e3c35177103ead4658b8a62f41e3080d45885464"
},
{
"url": "https://git.kernel.org/stable/c/21cbf883d073abbfe09e3924466aa5e0449e7261"
}
],
"title": "wifi: avoid kernel-infoleak from struct iw_point",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2026-22978",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-11-05T21:17:32.819777Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-05T21:23:13.323Z"
}
}
]
}
}