CVE-2026-64144 (GCVE-0-2026-64144)
Vulnerability from cvelistv5 – Published: 2026-07-19 15:40 – Updated: 2026-07-19 15:40
VLAI
EPSS
VEX
Title
Bluetooth: btmtk: fix urb->setup_packet leak in error paths
Summary
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: btmtk: fix urb->setup_packet leak in error paths
The setup_packet of control urb is not freed if usb_submit_urb fails or
the submitted urb is killed. Add free in these two paths.
Severity
5.5 (Medium)
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < 2a1905730e0c771b999906a7b509722f795563c6
(git)
Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < 68c027c2003b0a8a1439d0301c59c6fd1eb3b844 (git) Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c (git) Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < 0d2572bafea33c7cd1d77c6a25f25ff31a432482 (git) Affected: a1c49c434e15050b5dafe3b6f5cc732d4f02d657 , < dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd (git) |
guessed | |
| Linux | Linux |
Affected:
5.3
Unaffected: 0 , < 5.3 (semver) Unaffected: 6.6.142 , ≤ 6.6.* (semver) Unaffected: 6.12.92 , ≤ 6.12.* (semver) Unaffected: 6.18.34 , ≤ 6.18.* (semver) Unaffected: 7.0.11 , ≤ 7.0.* (semver) Unaffected: 7.1 , ≤ * (original_commit_for_fix) |
guessed |
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/bluetooth/btmtk.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "2a1905730e0c771b999906a7b509722f795563c6",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "68c027c2003b0a8a1439d0301c59c6fd1eb3b844",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "0d2572bafea33c7cd1d77c6a25f25ff31a432482",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/bluetooth/btmtk.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "5.3"
},
{
"lessThan": "5.3",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.142",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.92",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"version": "6.18.34",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.0.*",
"status": "unaffected",
"version": "7.0.11",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.6.142",
"versionStartIncluding": "5.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.12.92",
"versionStartIncluding": "5.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.18.34",
"versionStartIncluding": "5.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "7.0.11",
"versionStartIncluding": "5.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "7.1",
"versionStartIncluding": "5.3",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btmtk: fix urb-\u003esetup_packet leak in error paths\n\nThe setup_packet of control urb is not freed if usb_submit_urb fails or\nthe submitted urb is killed. Add free in these two paths."
}
],
"providerMetadata": {
"dateUpdated": "2026-07-19T15:40:36.041Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/2a1905730e0c771b999906a7b509722f795563c6"
},
{
"url": "https://git.kernel.org/stable/c/68c027c2003b0a8a1439d0301c59c6fd1eb3b844"
},
{
"url": "https://git.kernel.org/stable/c/a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c"
},
{
"url": "https://git.kernel.org/stable/c/0d2572bafea33c7cd1d77c6a25f25ff31a432482"
},
{
"url": "https://git.kernel.org/stable/c/dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd"
}
],
"title": "Bluetooth: btmtk: fix urb-\u003esetup_packet leak in error paths",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2026-64144",
"datePublished": "2026-07-19T15:40:36.041Z",
"dateReserved": "2026-07-19T07:54:57.037Z",
"dateUpdated": "2026-07-19T15:40:36.041Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-64144",
"date": "2026-10-06",
"epss": "0.00162",
"percentile": "0.04744"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/bluetooth/btmtk.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "2a1905730e0c771b999906a7b509722f795563c6",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "68c027c2003b0a8a1439d0301c59c6fd1eb3b844",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "0d2572bafea33c7cd1d77c6a25f25ff31a432482",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
},
{
"lessThan": "dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd",
"status": "affected",
"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/bluetooth/btmtk.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "5.3"
},
{
"lessThan": "5.3",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.142",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.92",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"version": "6.18.34",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.0.*",
"status": "unaffected",
"version": "7.0.11",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "024B876A-EFBC-4B2D-A72B-FB86F3503086",
"versionEndExcluding": "6.6.142",
"versionStartIncluding": "5.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9CB90BD9-95B7-4D7F-9F17-4ECE6CFB66C9",
"versionEndExcluding": "6.12.92",
"versionStartIncluding": "6.7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A4B1EF6D-18D7-4838-BC37-7499D5DCC3C0",
"versionEndExcluding": "6.18.34",
"versionStartIncluding": "6.13",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "0520D091-FC52-4A50-AF07-70AE7D08B750",
"versionEndExcluding": "7.0.11",
"versionStartIncluding": "6.19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*",
"matchCriteriaId": "B1EF7059-E670-45F4-B422-54C40FA86390",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*",
"matchCriteriaId": "0D38F0BF-A728-4133-A358-D44A2F7EE6D6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*",
"matchCriteriaId": "EC732D08-5F7B-46D9-B154-E60C7F4F0A97",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:7.1:rc4:*:*:*:*:*:*",
"matchCriteriaId": "E5910A9D-F60A-409A-B486-FE66BFEBA9B9",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btmtk: fix urb-\u003esetup_packet leak in error paths\n\nThe setup_packet of control urb is not freed if usb_submit_urb fails or\nthe submitted urb is killed. Add free in these two paths."
}
],
"id": "CVE-2026-64144",
"lastModified": "2026-08-17T19:39:29.323",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2026-07-19T16:17:56.347",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/0d2572bafea33c7cd1d77c6a25f25ff31a432482"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/2a1905730e0c771b999906a7b509722f795563c6"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/68c027c2003b0a8a1439d0301c59c6fd1eb3b844"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-401"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2026-08-19T05:25:07+00:00",
"cve": "CVE-2026-64144",
"id": "CVE-2026-64144",
"initial_release_date": "2026-07-19T00:00:00+00:00",
"product_status:known_affected": "232",
"product_status:known_not_affected": "42",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: Bluetooth: btmtk: fix urb-\u003esetup_packet leak in error paths",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-64144.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-10-03T00:49:04Z",
"cve": "CVE-2026-64144",
"id": "CVE-2026-64144",
"initial_release_date": "2026-07-21T12:58:53Z",
"product_status:known_affected": "595",
"product_status:known_not_affected": "155",
"product_status:recommended": "228",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2026-64144",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-64144.json",
"version": "8"
}
}
}
Loading…
Loading…
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.
Loading…
Loading…
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.
Loading…
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.
Loading…