CVE-2025-68290 (GCVE-0-2025-68290)
Vulnerability from cvelistv5 – Published: 2025-12-16 15:06 – Updated: 2026-05-11 21:50
VLAI
EPSS
VEX
Title
most: usb: fix double free on late probe failure
Summary
In the Linux kernel, the following vulnerability has been resolved:
most: usb: fix double free on late probe failure
The MOST subsystem has a non-standard registration function which frees
the interface on registration failures and on deregistration.
This unsurprisingly leads to bugs in the MOST drivers, and a couple of
recent changes turned a reference underflow and use-after-free in the
USB driver into several double free and a use-after-free on late probe
failures.
Severity
No CVSS data available.
Assigner
References
7 references
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
723de0f9171eeb49a3ae98cae82ebbbb992b3a7c , < 90e6ce2b1b19fb8b9d4afee69f40e4c6a4791154
(git)
Affected: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c , < a4c4118c2af284835b16431bbfe77e0130c06fef (git) Affected: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c , < 0dece48660be16918ecf2dbdc7193e8be03e1693 (git) Affected: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c , < 993bfdc3842893c394de13c8200c338ebb979589 (git) Affected: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c , < 2274767dc02b756b25e3db1e31c0ed47c2a78442 (git) Affected: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c , < 8d8ffefe3d5d8b7b73efb866db61130107299c5c (git) Affected: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c , < baadf2a5c26e802a46573eaad331b427b49aaa36 (git) |
guessed | |
| Linux | Linux |
Affected:
5.6
Unaffected: 0 , < 5.6 (semver) Unaffected: 5.10.247 , ≤ 5.10.* (semver) Unaffected: 5.15.197 , ≤ 5.15.* (semver) Unaffected: 6.1.159 , ≤ 6.1.* (semver) Unaffected: 6.6.119 , ≤ 6.6.* (semver) Unaffected: 6.12.61 , ≤ 6.12.* (semver) Unaffected: 6.17.11 , ≤ 6.17.* (semver) Unaffected: 6.18 , ≤ * (original_commit_for_fix) |
guessed |
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/most/most_usb.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "90e6ce2b1b19fb8b9d4afee69f40e4c6a4791154",
"status": "affected",
"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
"versionType": "git"
},
{
"lessThan": "a4c4118c2af284835b16431bbfe77e0130c06fef",
"status": "affected",
"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
"versionType": "git"
},
{
"lessThan": "0dece48660be16918ecf2dbdc7193e8be03e1693",
"status": "affected",
"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
"versionType": "git"
},
{
"lessThan": "993bfdc3842893c394de13c8200c338ebb979589",
"status": "affected",
"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
"versionType": "git"
},
{
"lessThan": "2274767dc02b756b25e3db1e31c0ed47c2a78442",
"status": "affected",
"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
"versionType": "git"
},
{
"lessThan": "8d8ffefe3d5d8b7b73efb866db61130107299c5c",
"status": "affected",
"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
"versionType": "git"
},
{
"lessThan": "baadf2a5c26e802a46573eaad331b427b49aaa36",
"status": "affected",
"version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/most/most_usb.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "5.6"
},
{
"lessThan": "5.6",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.247",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.197",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.159",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.119",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.61",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.17.*",
"status": "unaffected",
"version": "6.17.11",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.18",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.10.247",
"versionStartIncluding": "5.6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.15.197",
"versionStartIncluding": "5.6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.1.159",
"versionStartIncluding": "5.6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.6.119",
"versionStartIncluding": "5.6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.12.61",
"versionStartIncluding": "5.6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.17.11",
"versionStartIncluding": "5.6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.18",
"versionStartIncluding": "5.6",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmost: usb: fix double free on late probe failure\n\nThe MOST subsystem has a non-standard registration function which frees\nthe interface on registration failures and on deregistration.\n\nThis unsurprisingly leads to bugs in the MOST drivers, and a couple of\nrecent changes turned a reference underflow and use-after-free in the\nUSB driver into several double free and a use-after-free on late probe\nfailures."
}
],
"providerMetadata": {
"dateUpdated": "2026-05-11T21:50:18.148Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/90e6ce2b1b19fb8b9d4afee69f40e4c6a4791154"
},
{
"url": "https://git.kernel.org/stable/c/a4c4118c2af284835b16431bbfe77e0130c06fef"
},
{
"url": "https://git.kernel.org/stable/c/0dece48660be16918ecf2dbdc7193e8be03e1693"
},
{
"url": "https://git.kernel.org/stable/c/993bfdc3842893c394de13c8200c338ebb979589"
},
{
"url": "https://git.kernel.org/stable/c/2274767dc02b756b25e3db1e31c0ed47c2a78442"
},
{
"url": "https://git.kernel.org/stable/c/8d8ffefe3d5d8b7b73efb866db61130107299c5c"
},
{
"url": "https://git.kernel.org/stable/c/baadf2a5c26e802a46573eaad331b427b49aaa36"
}
],
"title": "most: usb: fix double free on late probe failure",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2025-68290",
"datePublished": "2025-12-16T15:06:11.202Z",
"dateReserved": "2025-12-16T14:48:05.292Z",
"dateUpdated": "2026-05-11T21:50:18.148Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-68290",
"date": "2026-09-15",
"epss": "0.00205",
"percentile": "0.10673"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2025-68290\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-12-16T16:16:07.860\",\"lastModified\":\"2026-06-17T09:58:52.820\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmost: usb: fix double free on late probe failure\\n\\nThe MOST subsystem has a non-standard registration function which frees\\nthe interface on registration failures and on deregistration.\\n\\nThis unsurprisingly leads to bugs in the MOST drivers, and a couple of\\nrecent changes turned a reference underflow and use-after-free in the\\nUSB driver into several double free and a use-after-free on late probe\\nfailures.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"drivers/most/most_usb.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"723de0f9171eeb49a3ae98cae82ebbbb992b3a7c\",\"lessThan\":\"90e6ce2b1b19fb8b9d4afee69f40e4c6a4791154\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"723de0f9171eeb49a3ae98cae82ebbbb992b3a7c\",\"lessThan\":\"a4c4118c2af284835b16431bbfe77e0130c06fef\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"723de0f9171eeb49a3ae98cae82ebbbb992b3a7c\",\"lessThan\":\"0dece48660be16918ecf2dbdc7193e8be03e1693\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"723de0f9171eeb49a3ae98cae82ebbbb992b3a7c\",\"lessThan\":\"993bfdc3842893c394de13c8200c338ebb979589\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"723de0f9171eeb49a3ae98cae82ebbbb992b3a7c\",\"lessThan\":\"2274767dc02b756b25e3db1e31c0ed47c2a78442\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"723de0f9171eeb49a3ae98cae82ebbbb992b3a7c\",\"lessThan\":\"8d8ffefe3d5d8b7b73efb866db61130107299c5c\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"723de0f9171eeb49a3ae98cae82ebbbb992b3a7c\",\"lessThan\":\"baadf2a5c26e802a46573eaad331b427b49aaa36\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"drivers/most/most_usb.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"5.6\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"5.6\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.247\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.197\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.1.159\",\"lessThanOrEqual\":\"6.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.6.119\",\"lessThanOrEqual\":\"6.6.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.12.61\",\"lessThanOrEqual\":\"6.12.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.17.11\",\"lessThanOrEqual\":\"6.17.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.18\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0dece48660be16918ecf2dbdc7193e8be03e1693\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2274767dc02b756b25e3db1e31c0ed47c2a78442\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8d8ffefe3d5d8b7b73efb866db61130107299c5c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/90e6ce2b1b19fb8b9d4afee69f40e4c6a4791154\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/993bfdc3842893c394de13c8200c338ebb979589\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a4c4118c2af284835b16431bbfe77e0130c06fef\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/baadf2a5c26e802a46573eaad331b427b49aaa36\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}",
"redhat_vex": {
"aggregate_severity": "None",
"current_release_date": "2026-06-30T10:23:25+00:00",
"cve": "CVE-2025-68290",
"id": "CVE-2025-68290",
"initial_release_date": "2025-12-16T00:00:00+00:00",
"product_status:known_not_affected": "274",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: most: usb: fix double free on late probe failure",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-68290.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-11T01:50:25Z",
"cve": "CVE-2025-68290",
"id": "CVE-2025-68290",
"initial_release_date": "2025-12-18T00:24:17Z",
"product_status:first_fixed": "2",
"product_status:known_affected": "522",
"product_status:known_not_affected": "307",
"product_status:recommended": "384",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2025-68290",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2025-68290.json",
"version": "32"
}
}
}
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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.
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.
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