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vuln-cve/data/2022/49xxx/CVE-2022-49845.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-49845",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-05-01T14:05:17.230Z",
"datePublished": "2025-05-01T14:09:59.718Z",
"dateUpdated": "2026-05-11T19:07:52.200Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T19:07:52.200Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: j1939: j1939_send_one(): fix missing CAN header initialization\n\nThe read access to struct canxl_frame::len inside of a j1939 created\nskbuff revealed a missing initialization of reserved and later filled\nelements in struct can_frame.\n\nThis patch initializes the 8 byte CAN header with zero."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/can/j1939/main.c"
],
"versions": [
{
"version": "9d71dd0c70099914fcd063135da3c580865e924c",
"lessThan": "d0513b095e1ef1469718564dec3fb3348556d0a8",
"status": "affected",
"versionType": "git"
},
{
"version": "9d71dd0c70099914fcd063135da3c580865e924c",
"lessThan": "f8e0edeaa0f2b860bdbbf0aafb4492533043d650",
"status": "affected",
"versionType": "git"
},
{
"version": "9d71dd0c70099914fcd063135da3c580865e924c",
"lessThan": "69e86c6268d59ceddd0abe9ae8f1f5296f316c3c",
"status": "affected",
"versionType": "git"
},
{
"version": "9d71dd0c70099914fcd063135da3c580865e924c",
"lessThan": "2719f82ad5d8199cf5f346ea8bb3998ad5323b72",
"status": "affected",
"versionType": "git"
},
{
"version": "9d71dd0c70099914fcd063135da3c580865e924c",
"lessThan": "3eb3d283e8579a22b81dd2ac3987b77465b2a22f",
"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/can/j1939/main.c"
],
"versions": [
{
"version": "5.4",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.4",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.225",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.155",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.79",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0.9",
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1",
"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": "5.4",
"versionEndExcluding": "5.4.225"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.4",
"versionEndExcluding": "5.10.155"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.4",
"versionEndExcluding": "5.15.79"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.4",
"versionEndExcluding": "6.0.9"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.4",
"versionEndExcluding": "6.1"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/d0513b095e1ef1469718564dec3fb3348556d0a8"
},
{
"url": "https://git.kernel.org/stable/c/f8e0edeaa0f2b860bdbbf0aafb4492533043d650"
},
{
"url": "https://git.kernel.org/stable/c/69e86c6268d59ceddd0abe9ae8f1f5296f316c3c"
},
{
"url": "https://git.kernel.org/stable/c/2719f82ad5d8199cf5f346ea8bb3998ad5323b72"
},
{
"url": "https://git.kernel.org/stable/c/3eb3d283e8579a22b81dd2ac3987b77465b2a22f"
}
],
"title": "can: j1939: j1939_send_one(): fix missing CAN header initialization",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-908",
"lang": "en",
"description": "CWE-908 Use of Uninitialized Resource"
}
]
}
],
"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": {
"timestamp": "2025-10-01T17:00:15.300629Z",
"id": "CVE-2022-49845",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2025-10-01T17:00:17.827Z"
}
}
]
}
}