CVE-2022-3534
Status: AnalyzedMedium (5.1)—
A vulnerability has been found in Linux Kernel up to 5.10.162/5.15.85/6.0.15/6.1.1. The impacted element is the function btf_dump_name_dups of the file tools/lib/bpf/btf_dump.c of the component libbpf. The manipulation leads to use after free. Upgrading to version 5.10.163, 5.15.86, 6.0.16, 6.1.2 and 6.2 is sufficient to resolve this issue. The identifier of the patch is c61650b869e0b6fb0c0a28ed42d928eea969afc8/fbe08093fb2334549859829ef81d42570812597d/8c64a8e76eb85d422af5ec60ccbf26e3ead8c333/a733bf10198eb5bb927890940de8ab457491ed3b/93c660ca40b5d2f7c1b1626e955a8e9fa30e0749. You should upgrade the affected component.
CVSS
- Version: 4.0
- Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Base score: 5.1
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.91%
- Percentile among all scored CVEs: 59
- Score date: 10/10/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (2)
CWEs
- CWE-119, CWE-416
- CWE-416
References
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749
- https://vuldb.com/cve/CVE-2022-3534
- https://vuldb.com/vuln/211032
- https://vuldb.com/vuln/211032/cti
- https://www.kernel.org/
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749
- https://lists.debian.org/debian-lts-announce/2025/04/msg00033.html
- https://vuldb.com/?id.211032
Raw JSON (NVD)
Show
{
"id": "CVE-2022-3534",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2022-3534",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-04-14T17:09:09.738096Z"
}
}
],
"cvssMetricV2": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"version": "2.0",
"baseScore": 4.9,
"accessVector": "ADJACENT_NETWORK",
"vectorString": "AV:A/AC:M/Au:S/C:P/I:P/A:P",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 4.4,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "ADJACENT_NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 3.4,
"exploitabilityScore": 2.1
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8,
"attackVector": "ADJACENT_NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.1
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 5.1,
"Automatable": "NOT_DEFINED",
"attackVector": "ADJACENT",
"baseSeverity": "MEDIUM",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"exploitMaturity": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "LOW",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "LOW",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"confidentialityRequirement": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
}
}
]
},
"affected": [
{
"source": "cna@vuldb.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:o:linux:kernel:*:*:*:*:*:*:*:*"
],
"vendor": "Linux",
"modules": [
"libbpf"
],
"product": "Kernel",
"versions": [
{
"status": "affected",
"version": "5.10.162"
},
{
"status": "affected",
"version": "5.15.0"
},
{
"status": "affected",
"version": "5.15.1"
},
{
"status": "affected",
"version": "5.15.2"
},
{
"status": "affected",
"version": "5.15.3"
},
{
"status": "affected",
"version": "5.15.4"
},
{
"status": "affected",
"version": "5.15.5"
},
{
"status": "affected",
"version": "5.15.6"
},
{
"status": "affected",
"version": "5.15.7"
},
{
"status": "affected",
"version": "5.15.8"
},
{
"status": "affected",
"version": "5.15.9"
},
{
"status": "affected",
"version": "5.15.10"
},
{
"status": "affected",
"version": "5.15.11"
},
{
"status": "affected",
"version": "5.15.12"
},
{
"status": "affected",
"version": "5.15.13"
},
{
"status": "affected",
"version": "5.15.14"
},
{
"status": "affected",
"version": "5.15.15"
},
{
"status": "affected",
"version": "5.15.16"
},
{
"status": "affected",
"version": "5.15.17"
},
{
"status": "affected",
"version": "5.15.18"
},
{
"status": "affected",
"version": "5.15.19"
},
{
"status": "affected",
"version": "5.15.20"
},
{
"status": "affected",
"version": "5.15.21"
},
{
"status": "affected",
"version": "5.15.22"
},
{
"status": "affected",
"version": "5.15.23"
},
{
"status": "affected",
"version": "5.15.24"
},
{
"status": "affected",
"version": "5.15.25"
},
{
"status": "affected",
"version": "5.15.26"
},
{
"status": "affected",
"version": "5.15.27"
},
{
"status": "affected",
"version": "5.15.28"
},
{
"status": "affected",
"version": "5.15.29"
},
{
"status": "affected",
"version": "5.15.30"
},
{
"status": "affected",
"version": "5.15.31"
},
{
"status": "affected",
"version": "5.15.32"
},
{
"status": "affected",
"version": "5.15.33"
},
{
"status": "affected",
"version": "5.15.34"
},
{
"status": "affected",
"version": "5.15.35"
},
{
"status": "affected",
"version": "5.15.36"
},
{
"status": "affected",
"version": "5.15.37"
},
{
"status": "affected",
"version": "5.15.38"
},
{
"status": "affected",
"version": "5.15.39"
},
{
"status": "affected",
"version": "5.15.40"
},
{
"status": "affected",
"version": "5.15.41"
},
{
"status": "affected",
"version": "5.15.42"
},
{
"status": "affected",
"version": "5.15.43"
},
{
"status": "affected",
"version": "5.15.44"
},
{
"status": "affected",
"version": "5.15.45"
},
{
"status": "affected",
"version": "5.15.46"
},
{
"status": "affected",
"version": "5.15.47"
},
{
"status": "affected",
"version": "5.15.48"
},
{
"status": "affected",
"version": "5.15.49"
},
{
"status": "affected",
"version": "5.15.50"
},
{
"status": "affected",
"version": "5.15.51"
},
{
"status": "affected",
"version": "5.15.52"
},
{
"status": "affected",
"version": "5.15.53"
},
{
"status": "affected",
"version": "5.15.54"
},
{
"status": "affected",
"version": "5.15.55"
},
{
"status": "affected",
"version": "5.15.56"
},
{
"status": "affected",
"version": "5.15.57"
},
{
"status": "affected",
"version": "5.15.58"
},
{
"status": "affected",
"version": "5.15.59"
},
{
"status": "affected",
"version": "5.15.60"
},
{
"status": "affected",
"version": "5.15.61"
},
{
"status": "affected",
"version": "5.15.62"
},
{
"status": "affected",
"version": "5.15.63"
},
{
"status": "affected",
"version": "5.15.64"
},
{
"status": "affected",
"version": "5.15.65"
},
{
"status": "affected",
"version": "5.15.66"
},
{
"status": "affected",
"version": "5.15.67"
},
{
"status": "affected",
"version": "5.15.68"
},
{
"status": "affected",
"version": "5.15.69"
},
{
"status": "affected",
"version": "5.15.70"
},
{
"status": "affected",
"version": "5.15.71"
},
{
"status": "affected",
"version": "5.15.72"
},
{
"status": "affected",
"version": "5.15.73"
},
{
"status": "affected",
"version": "5.15.74"
},
{
"status": "affected",
"version": "5.15.75"
},
{
"status": "affected",
"version": "5.15.76"
},
{
"status": "affected",
"version": "5.15.77"
},
{
"status": "affected",
"version": "5.15.78"
},
{
"status": "affected",
"version": "5.15.79"
},
{
"status": "affected",
"version": "5.15.80"
},
{
"status": "affected",
"version": "5.15.81"
},
{
"status": "affected",
"version": "5.15.82"
},
{
"status": "affected",
"version": "5.15.83"
},
{
"status": "affected",
"version": "5.15.84"
},
{
"status": "affected",
"version": "5.15.85"
},
{
"status": "affected",
"version": "6.0.0"
},
{
"status": "affected",
"version": "6.0.1"
},
{
"status": "affected",
"version": "6.0.2"
},
{
"status": "affected",
"version": "6.0.3"
},
{
"status": "affected",
"version": "6.0.4"
},
{
"status": "affected",
"version": "6.0.5"
},
{
"status": "affected",
"version": "6.0.6"
},
{
"status": "affected",
"version": "6.0.7"
},
{
"status": "affected",
"version": "6.0.8"
},
{
"status": "affected",
"version": "6.0.9"
},
{
"status": "affected",
"version": "6.0.10"
},
{
"status": "affected",
"version": "6.0.11"
},
{
"status": "affected",
"version": "6.0.12"
},
{
"status": "affected",
"version": "6.0.13"
},
{
"status": "affected",
"version": "6.0.14"
},
{
"status": "affected",
"version": "6.0.15"
},
{
"status": "affected",
"version": "6.1.0"
},
{
"status": "affected",
"version": "6.1.1"
},
{
"status": "unaffected",
"version": "5.10.163"
},
{
"status": "unaffected",
"version": "5.15.86"
},
{
"status": "unaffected",
"version": "6.0.16"
},
{
"status": "unaffected",
"version": "6.1.2"
},
{
"status": "unaffected",
"version": "6.2"
}
]
}
]
}
],
"published": "2022-10-17T09:15:12.750",
"references": [
{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/cve/CVE-2022-3534",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/211032",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/211032/cti",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "cna@vuldb.com"
},
{
"url": "https://www.kernel.org/",
"tags": [
"Product"
],
"source": "cna@vuldb.com"
},
{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2025/04/msg00033.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://vuldb.com/?id.211032",
"tags": [
"Permissions Required",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Primary",
"source": "cna@vuldb.com",
"description": [
{
"lang": "en",
"value": "CWE-119"
},
{
"lang": "en",
"value": "CWE-416"
}
]
},
{
"type": "Secondary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been found in Linux Kernel up to 5.10.162/5.15.85/6.0.15/6.1.1. The impacted element is the function btf_dump_name_dups of the file tools/lib/bpf/btf_dump.c of the component libbpf. The manipulation leads to use after free. Upgrading to version 5.10.163, 5.15.86, 6.0.16, 6.1.2 and 6.2 is sufficient to resolve this issue. The identifier of the patch is c61650b869e0b6fb0c0a28ed42d928eea969afc8/fbe08093fb2334549859829ef81d42570812597d/8c64a8e76eb85d422af5ec60ccbf26e3ead8c333/a733bf10198eb5bb927890940de8ab457491ed3b/93c660ca40b5d2f7c1b1626e955a8e9fa30e0749. You should upgrade the affected component."
},
{
"lang": "es",
"value": "Se ha encontrado una vulnerabilidad clasificada como crítica en el Kernel de Linux. Está afectada la función btf_dump_name_dups del archivo tools/lib/bpf/btf_dump.c del componente libbpf. La manipulación conlleva a un uso de memoria previamente liberada. Es recomendado aplicar un parche para corregir este problema. El identificador de esta vulnerabilidad es VDB-211032"
}
],
"lastModified": "2026-08-26T18:02:54.273",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CE4DEDD1-2BE5-40F9-8FBB-C0E7E01EF072",
"versionEndExcluding": "5.10.163",
"versionStartIncluding": "5.10"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "47237296-55D1-4ED4-8075-D00FC85A61EE",
"versionEndExcluding": "5.15.86",
"versionStartIncluding": "5.11"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C720A569-3D93-4D77-95F6-E2B3A3267D9F",
"versionEndExcluding": "6.0.16",
"versionStartIncluding": "5.16"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "77239F4B-6BB2-4B9E-A654-36A52396116C",
"versionEndExcluding": "6.1.2",
"versionStartIncluding": "6.1"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cna@vuldb.com"
}