CVE-2024-35966 (GCVE-0-2024-35966)
Vulnerability from cvelistv5 – Published: 2024-05-20 09:41 – Updated: 2026-05-12 11:53
VLAI
EPSS
VEX
Title
Bluetooth: RFCOMM: Fix not validating setsockopt user input
Summary
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: RFCOMM: Fix not validating setsockopt user input
syzbot reported rfcomm_sock_setsockopt_old() is copying data without
checking user input length.
BUG: KASAN: slab-out-of-bounds in copy_from_sockptr_offset
include/linux/sockptr.h:49 [inline]
BUG: KASAN: slab-out-of-bounds in copy_from_sockptr
include/linux/sockptr.h:55 [inline]
BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt_old
net/bluetooth/rfcomm/sock.c:632 [inline]
BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt+0x893/0xa70
net/bluetooth/rfcomm/sock.c:673
Read of size 4 at addr ffff8880209a8bc3 by task syz-executor632/5064
Severity
No CVSS data available.
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-05-28 19:28 UTC
Assigner
References
9 references
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
bb23c0ab824653be4aa7dfca15b07b3059717004 , < d072ea24748189cd8f4a9c3f585ca9af073a0838
(git)
Affected: bb23c0ab824653be4aa7dfca15b07b3059717004 , < 00767fbd67af70d7a550caa5b12d9515fa978bab (git) Affected: bb23c0ab824653be4aa7dfca15b07b3059717004 , < eea40d33bf936a5c7fb03c190e61e0cfee00e872 (git) Affected: bb23c0ab824653be4aa7dfca15b07b3059717004 , < 4ea65e2095e9bd151d0469328dd7fc2858feb546 (git) Affected: bb23c0ab824653be4aa7dfca15b07b3059717004 , < c3f787a3eafe519c93df9abbb0ca5145861c8d0f (git) Affected: bb23c0ab824653be4aa7dfca15b07b3059717004 , < a97de7bff13b1cc825c1b1344eaed8d6c2d3e695 (git) |
guessed | |
| Linux | Linux |
Affected:
2.6.30
Unaffected: 0 , < 2.6.30 (semver) Unaffected: 5.10.234 , ≤ 5.10.* (semver) Unaffected: 5.15.178 , ≤ 5.15.* (semver) Unaffected: 6.1.107 , ≤ 6.1.* (semver) Unaffected: 6.6.47 , ≤ 6.6.* (semver) Unaffected: 6.8.7 , ≤ 6.8.* (semver) Unaffected: 6.9 , ≤ * (original_commit_for_fix) |
guessed | |
| Siemens | SIMATIC S7-1500 TM MFP - GNU/Linux subsystem |
Affected:
0 , < *
(custom)
|
guessed |
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Syzbot inform\u00f3 que rfcomm_sock_setsockopt_old() est\u00e1 copiando datos sin verificar la longitud de la entrada del usuario. BUG: KASAN: slab fuera de los l\u00edmites en copy_from_sockptr_offset include/linux/sockptr.h:49 [en l\u00ednea] BUG: KASAN: slab fuera de los l\u00edmites en copy_from_sockptr include/linux/sockptr.h:55 [en l\u00ednea] ERROR: KASAN: losa fuera de los l\u00edmites en rfcomm_sock_setsockopt_old net/bluetooth/rfcomm/sock.c:632 [en l\u00ednea] BUG: KASAN: losa fuera de los l\u00edmites en rfcomm_sock_setsockopt+0x893/0xa70 net/bluetooth/rfcomm/ sock.c:673 Lectura de tama\u00f1o 4 en addr ffff8880209a8bc3 por tarea syz-executor632/5064\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"net/bluetooth/rfcomm/sock.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"bb23c0ab824653be4aa7dfca15b07b3059717004\",\"lessThan\":\"d072ea24748189cd8f4a9c3f585ca9af073a0838\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"bb23c0ab824653be4aa7dfca15b07b3059717004\",\"lessThan\":\"00767fbd67af70d7a550caa5b12d9515fa978bab\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"bb23c0ab824653be4aa7dfca15b07b3059717004\",\"lessThan\":\"eea40d33bf936a5c7fb03c190e61e0cfee00e872\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"bb23c0ab824653be4aa7dfca15b07b3059717004\",\"lessThan\":\"4ea65e2095e9bd151d0469328dd7fc2858feb546\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"bb23c0ab824653be4aa7dfca15b07b3059717004\",\"lessThan\":\"c3f787a3eafe519c93df9abbb0ca5145861c8d0f\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"bb23c0ab824653be4aa7dfca15b07b3059717004\",\"lessThan\":\"a97de7bff13b1cc825c1b1344eaed8d6c2d3e695\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"net/bluetooth/rfcomm/sock.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"2.6.30\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"2.6.30\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.234\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.178\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.1.107\",\"lessThanOrEqual\":\"6.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.6.47\",\"lessThanOrEqual\":\"6.6.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.8.7\",\"lessThanOrEqual\":\"6.8.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.9\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]},{\"source\":\"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e\",\"affectedData\":[{\"vendor\":\"Siemens\",\"product\":\"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem\",\"defaultStatus\":\"unknown\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"*\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2024-05-28T19:28:34.251629Z\",\"id\":\"CVE-2024-35966\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.6.30\",\"versionEndExcluding\":\"5.10.234\",\"matchCriteriaId\":\"16731A26-16CF-4901-9394-1AADCAF3E01D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.178\",\"matchCriteriaId\":\"171159A1-9827-4C7B-821D-55398B837C49\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.107\",\"matchCriteriaId\":\"53954FF8-CB48-4302-BC4C-9DA7A88F44A2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.47\",\"matchCriteriaId\":\"F450D4D2-61CE-4595-B7D1-CA382E2028E9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.8.7\",\"matchCriteriaId\":\"531BDFB5-EF6A-4707-902E-146368303499\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"22BEDD49-2C6D-402D-9DBF-6646F6ECD10B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.9:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"DF73CB2A-DFFD-46FB-9BFE-AA394F27EA37\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.9:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"52048DDA-FC5A-4363-95A0-A6357B4D7F8C\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/00767fbd67af70d7a550caa5b12d9515fa978bab\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/4ea65e2095e9bd151d0469328dd7fc2858feb546\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a97de7bff13b1cc825c1b1344eaed8d6c2d3e695\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c3f787a3eafe519c93df9abbb0ca5145861c8d0f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d072ea24748189cd8f4a9c3f585ca9af073a0838\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/eea40d33bf936a5c7fb03c190e61e0cfee00e872\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a97de7bff13b1cc825c1b1344eaed8d6c2d3e695\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c3f787a3eafe519c93df9abbb0ca5145861c8d0f\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://cert-portal.siemens.com/productcert/html/ssa-265688.html\",\"source\":\"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e\"}]}}",
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-28T06:43:43+00:00",
"cve": "CVE-2024-35966",
"id": "CVE-2024-35966",
"initial_release_date": "2024-05-20T00:00:00+00:00",
"product_status:fixed": "305",
"product_status:known_affected": "112",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: Bluetooth: RFCOMM: Fix not validating setsockopt user input",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-35966.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-01T01:11:43Z",
"cve": "CVE-2024-35966",
"id": "CVE-2024-35966",
"initial_release_date": "2024-05-21T01:58:44Z",
"product_status:known_affected": "583",
"product_status:known_not_affected": "6",
"product_status:recommended": "797",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2024-35966",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2024-35966.json",
"version": "102"
},
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://git.kernel.org/stable/c/c3f787a3eafe519c93df9abbb0ca5145861c8d0f\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/a97de7bff13b1cc825c1b1344eaed8d6c2d3e695\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-11-03T21:55:08.869Z\"}}, {\"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-35966\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-05-28T19:28:34.251629Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-05-28T19:28:39.839Z\"}, \"title\": \"CISA ADP Vulnrichment\"}], \"cna\": {\"title\": \"Bluetooth: RFCOMM: Fix not validating setsockopt user input\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"bb23c0ab824653be4aa7dfca15b07b3059717004\", \"lessThan\": \"d072ea24748189cd8f4a9c3f585ca9af073a0838\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bb23c0ab824653be4aa7dfca15b07b3059717004\", \"lessThan\": \"00767fbd67af70d7a550caa5b12d9515fa978bab\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bb23c0ab824653be4aa7dfca15b07b3059717004\", \"lessThan\": \"eea40d33bf936a5c7fb03c190e61e0cfee00e872\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": 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\"https://git.kernel.org/stable/c/4ea65e2095e9bd151d0469328dd7fc2858feb546\"}, {\"url\": \"https://git.kernel.org/stable/c/c3f787a3eafe519c93df9abbb0ca5145861c8d0f\"}, {\"url\": \"https://git.kernel.org/stable/c/a97de7bff13b1cc825c1b1344eaed8d6c2d3e695\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nBluetooth: RFCOMM: Fix not validating setsockopt user input\\n\\nsyzbot reported rfcomm_sock_setsockopt_old() is copying data without\\nchecking user input length.\\n\\nBUG: KASAN: slab-out-of-bounds in copy_from_sockptr_offset\\ninclude/linux/sockptr.h:49 [inline]\\nBUG: KASAN: slab-out-of-bounds in copy_from_sockptr\\ninclude/linux/sockptr.h:55 [inline]\\nBUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt_old\\nnet/bluetooth/rfcomm/sock.c:632 [inline]\\nBUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt+0x893/0xa70\\nnet/bluetooth/rfcomm/sock.c:673\\nRead of size 4 at addr ffff8880209a8bc3 by task syz-executor632/5064\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.234\", \"versionStartIncluding\": \"2.6.30\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.178\", \"versionStartIncluding\": \"2.6.30\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.107\", \"versionStartIncluding\": \"2.6.30\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.6.47\", \"versionStartIncluding\": \"2.6.30\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.8.7\", \"versionStartIncluding\": \"2.6.30\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.9\", \"versionStartIncluding\": \"2.6.30\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-04T09:09:24.269Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2024-35966\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-03T21:55:08.869Z\", \"dateReserved\": \"2024-05-17T13:50:33.138Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-05-20T09:41:55.838Z\", \"assignerShortName\": \"Linux\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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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.
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