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CVE-2022-3534 (GCVE-0-2022-3534)

Vulnerability from cvelistv5 – Published: 2022-10-17 00:00 – Updated: 2026-07-28 16:57 X_Open Source
VLAI
Title
Linux Kernel libbpf btf_dump.c btf_dump_name_dups use after free
Summary
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.
Severity
5.1 (Medium)
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
5.5 (Medium)
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
5.5 (Medium)
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-14 17:09 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Kernel Affected: 5.10.162
Affected: 5.15.0
Affected: 5.15.1
Affected: 5.15.2
Affected: 5.15.3
Affected: 5.15.4
Affected: 5.15.5
Affected: 5.15.6
Affected: 5.15.7
Affected: 5.15.8
Affected: 5.15.9
Affected: 5.15.10
Affected: 5.15.11
Affected: 5.15.12
Affected: 5.15.13
Affected: 5.15.14
Affected: 5.15.15
Affected: 5.15.16
Affected: 5.15.17
Affected: 5.15.18
Affected: 5.15.19
Affected: 5.15.20
Affected: 5.15.21
Affected: 5.15.22
Affected: 5.15.23
Affected: 5.15.24
Affected: 5.15.25
Affected: 5.15.26
Affected: 5.15.27
Affected: 5.15.28
Affected: 5.15.29
Affected: 5.15.30
Affected: 5.15.31
Affected: 5.15.32
Affected: 5.15.33
Affected: 5.15.34
Affected: 5.15.35
Affected: 5.15.36
Affected: 5.15.37
Affected: 5.15.38
Affected: 5.15.39
Affected: 5.15.40
Affected: 5.15.41
Affected: 5.15.42
Affected: 5.15.43
Affected: 5.15.44
Affected: 5.15.45
Affected: 5.15.46
Affected: 5.15.47
Affected: 5.15.48
Affected: 5.15.49
Affected: 5.15.50
Affected: 5.15.51
Affected: 5.15.52
Affected: 5.15.53
Affected: 5.15.54
Affected: 5.15.55
Affected: 5.15.56
Affected: 5.15.57
Affected: 5.15.58
Affected: 5.15.59
Affected: 5.15.60
Affected: 5.15.61
Affected: 5.15.62
Affected: 5.15.63
Affected: 5.15.64
Affected: 5.15.65
Affected: 5.15.66
Affected: 5.15.67
Affected: 5.15.68
Affected: 5.15.69
Affected: 5.15.70
Affected: 5.15.71
Affected: 5.15.72
Affected: 5.15.73
Affected: 5.15.74
Affected: 5.15.75
Affected: 5.15.76
Affected: 5.15.77
Affected: 5.15.78
Affected: 5.15.79
Affected: 5.15.80
Affected: 5.15.81
Affected: 5.15.82
Affected: 5.15.83
Affected: 5.15.84
Affected: 5.15.85
Affected: 6.0.0
Affected: 6.0.1
Affected: 6.0.2
Affected: 6.0.3
Affected: 6.0.4
Affected: 6.0.5
Affected: 6.0.6
Affected: 6.0.7
Affected: 6.0.8
Affected: 6.0.9
Affected: 6.0.10
Affected: 6.0.11
Affected: 6.0.12
Affected: 6.0.13
Affected: 6.0.14
Affected: 6.0.15
Affected: 6.1.0
Affected: 6.1.1
Unaffected: 5.10.163
Unaffected: 5.15.86
Unaffected: 6.0.16
Unaffected: 6.1.2
Unaffected: 6.2
    cpe:2.3:o:linux:kernel:*:*:*:*:*:*:*:*
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            {
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      "descriptions": "[{\"lang\": \"en\", \"value\": \"A vulnerability classified as critical has been found in Linux Kernel. Affected 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. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211032.\"}, {\"lang\": \"es\", \"value\": \"Se ha encontrado una vulnerabilidad clasificada como cr\\u00edtica en el Kernel de Linux. Est\\u00e1 afectada la funci\\u00f3n btf_dump_name_dups del archivo tools/lib/bpf/btf_dump.c del componente libbpf. La manipulaci\\u00f3n 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\"}]",
      "id": "CVE-2022-3534",
      "lastModified": "2024-11-21T07:19:43.100",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"cna@vuldb.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"ADJACENT_NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"LOW\", \"integrityImpact\": \"LOW\", \"availabilityImpact\": \"LOW\"}, \"exploitabilityScore\": 2.1, \"impactScore\": 3.4}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 8.0, \"baseSeverity\": \"HIGH\", \"attackVector\": \"ADJACENT_NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 2.1, \"impactScore\": 5.9}]}",
      "published": "2022-10-17T09:15:12.750",
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      "sourceIdentifier": "cna@vuldb.com",
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    "redhat_vex": {
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      "current_release_date": "2026-07-28T17:34:01+00:00",
      "cve": "CVE-2022-3534",
      "id": "CVE-2022-3534",
      "initial_release_date": "2022-10-13T06:30:00+00:00",
      "product_status:known_affected": "156",
      "product_status:known_not_affected": "42",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Kernel: use-after-free in btf_dump_name_dups in tools/lib/bpf/btf_dump.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-3534.json",
      "version": "3"
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      "cve": "CVE-2022-3534",
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      "initial_release_date": "2023-02-15T03:31:21Z",
      "product_status:known_not_affected": "98",
      "product_status:recommended": "59",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-3534",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-3534.json",
      "version": "34"
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\"CISA-ADP\", \"dateUpdated\": \"2025-04-14T17:09:11.300Z\"}}], \"cna\": {\"tags\": [\"x_open-source\"], \"title\": \"Linux Kernel libbpf btf_dump.c btf_dump_name_dups use after free\", \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 5.1, \"baseSeverity\": \"MEDIUM\", \"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\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 4.9, \"vectorString\": \"AV:A/AC:M/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C\"}}], \"affected\": [{\"cpes\": [\"cpe:2.3:o:linux:kernel:*:*:*:*:*:*:*:*\"], \"vendor\": \"Linux\", \"modules\": [\"libbpf\"], \"product\": \"Kernel\", 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\"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\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2022-10-17T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2022-10-17T00:00:00.000Z\", \"value\": \"CVE reserved\"}, {\"lang\": \"en\", \"time\": \"2022-10-17T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2026-07-28T19:02:04.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/vuln/211032\", \"name\": \"VDB-211032 | Linux Kernel libbpf btf_dump.c btf_dump_name_dups use after free\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/vuln/211032/cti\", \"name\": \"VDB-211032 | CTI Indicators (IOB, IOC, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/cve/CVE-2022-3534\", \"name\": \"CVE-2022-3534 | CVE Analysis and Report\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749\", \"tags\": [\"patch\"]}, {\"url\": \"https://www.kernel.org/\", \"tags\": [\"product\"]}], \"x_generator\": [\"VulDB PVTS v202607\"], \"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.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-416\", \"description\": \"Use After Free\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-119\", \"description\": \"Memory Corruption\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2026-07-28T16:57:19.383Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-3534\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-07-28T16:57:19.383Z\", \"dateReserved\": \"2022-10-17T00:00:00.000Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2022-10-17T00:00:00.000Z\", \"assignerShortName\": \"VulDB\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.