{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-38148", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:23.988Z", "datePublished": "2025-07-03T08:35:53.544Z", "dateUpdated": "2025-07-28T04:13:36.247Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-07-28T04:13:36.247Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: mscc: Fix memory leak when using one step timestamping\n\nFix memory leak when running one-step timestamping. When running\none-step sync timestamping, the HW is configured to insert the TX time\ninto the frame, so there is no reason to keep the skb anymore. As in\nthis case the HW will never generate an interrupt to say that the frame\nwas timestamped, then the frame will never released.\nFix this by freeing the frame in case of one-step timestamping."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/phy/mscc/mscc_ptp.c"], "versions": [{"version": "7d272e63e0979d38a6256108adbe462d621c26c5", "lessThan": "db2a12ddd3a31f668137ff6a4befc1343c79cbc4", "status": "affected", "versionType": "git"}, {"version": "7d272e63e0979d38a6256108adbe462d621c26c5", "lessThan": "0b40aeaf83ca04d4c9801e235b7533400c8b5f17", "status": "affected", "versionType": "git"}, {"version": "7d272e63e0979d38a6256108adbe462d621c26c5", "lessThan": "66abe22017522dd56b820e41ca3a5b131a637001", "status": "affected", "versionType": "git"}, {"version": "7d272e63e0979d38a6256108adbe462d621c26c5", "lessThan": "cdbabd316c5a4a9b0fda6aafe491e2db17fbb95d", "status": "affected", "versionType": "git"}, {"version": "7d272e63e0979d38a6256108adbe462d621c26c5", "lessThan": "846992645b25ec4253167e3f931e4597eb84af56", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/phy/mscc/mscc_ptp.c"], "versions": [{"version": "5.9", "status": "affected"}, {"version": "0", "lessThan": "5.9", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.142", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.94", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.34", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15.3", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.1.142"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.6.94"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.12.34"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.15.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.16"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/db2a12ddd3a31f668137ff6a4befc1343c79cbc4"}, {"url": "https://git.kernel.org/stable/c/0b40aeaf83ca04d4c9801e235b7533400c8b5f17"}, {"url": "https://git.kernel.org/stable/c/66abe22017522dd56b820e41ca3a5b131a637001"}, {"url": "https://git.kernel.org/stable/c/cdbabd316c5a4a9b0fda6aafe491e2db17fbb95d"}, {"url": "https://git.kernel.org/stable/c/846992645b25ec4253167e3f931e4597eb84af56"}], "title": "net: phy: mscc: Fix memory leak when using one step timestamping", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: mscc: Fix memory leak when using one step timestamping\n\nFix memory leak when running one-step timestamping. When running\none-step sync timestamping, the HW is configured to insert the TX time\ninto the frame, so there is no reason to keep the skb anymore. As in\nthis case the HW will never generate an interrupt to say that the frame\nwas timestamped, then the frame will never released.\nFix this by freeing the frame in case of one-step timestamping."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: phy: mscc: Se corrige la p\u00e9rdida de memoria al usar el sellado de tiempo de un paso. Al ejecutar el sellado de tiempo de sincronizaci\u00f3n de un paso, el hardware est\u00e1 configurado para insertar la hora de transmisi\u00f3n en la trama, por lo que ya no hay raz\u00f3n para mantener el skb. Como en este caso, el hardware nunca generar\u00e1 una interrupci\u00f3n para indicar que la trama fue sellada, esta nunca se liberar\u00e1. Se corrige liberando la trama en caso de sellado de tiempo de un paso."}], "id": "CVE-2025-38148", "lastModified": "2025-07-03T15:13:53.147", "metrics": {}, "published": "2025-07-03T09:15:29.703", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0b40aeaf83ca04d4c9801e235b7533400c8b5f17"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/66abe22017522dd56b820e41ca3a5b131a637001"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/846992645b25ec4253167e3f931e4597eb84af56"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cdbabd316c5a4a9b0fda6aafe491e2db17fbb95d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/db2a12ddd3a31f668137ff6a4befc1343c79cbc4"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: net: phy: mscc: Fix memory leak when using one step timestamping", "id": "2376047", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2376047"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnet: phy: mscc: Fix memory leak when using one step timestamping\nFix memory leak when running one-step timestamping. When running\none-step sync timestamping, the HW is configured to insert the TX time\ninto the frame, so there is no reason to keep the skb anymore. As in\nthis case the HW will never generate an interrupt to say that the frame\nwas timestamped, then the frame will never released.\nFix this by freeing the frame in case of one-step timestamping."], "name": "CVE-2025-38148", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-07-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38148\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38148\nhttps://lore.kernel.org/linux-cve-announce/2025070336-CVE-2025-38148-76a4@gregkh/T"], "threat_severity": "Low"}