{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-37962", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:23.974Z", "datePublished": "2025-05-20T16:01:54.612Z", "dateUpdated": "2025-05-26T05:24:39.073Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-26T05:24:39.073Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix memory leak in parse_lease_state()\n\nThe previous patch that added bounds check for create lease context\nintroduced a memory leak. When the bounds check fails, the function\nreturns NULL without freeing the previously allocated lease_ctx_info\nstructure.\n\nThis patch fixes the issue by adding kfree(lreq) before returning NULL\nin both boundary check cases."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/smb/server/oplock.c"], "versions": [{"version": "629dd37acc336ad778979361c351e782053ea284", "lessThan": "facf22c1a394c1e023dab5daf9a494f722771e1c", "status": "affected", "versionType": "git"}, {"version": "60b7207893a8a06c78441934931a08fdad63f18e", "lessThan": "af9e2d4732a548db8f6f5a90c2c20a789a3d7240", "status": "affected", "versionType": "git"}, {"version": "800c482c9ef5910f05e3a713943c67cc6c1d4939", "lessThan": "2148d34371b06dac696c0497a98a6bf905a51650", "status": "affected", "versionType": "git"}, {"version": "9a1b6ea955e6c7b29939a6d98701202f9d9644ec", "lessThan": "829e19ef741d9e9932abdc3bee5466195e0852cf", "status": "affected", "versionType": "git"}, {"version": "bab703ed8472aa9d109c5f8c1863921533363dae", "lessThan": "eb4447bcce915b43b691123118893fca4f372a8f", "status": "affected", "versionType": "git"}, {"version": "a41cd52f00907a040ca22c73d4805bb79b0d0972", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/smb/server/oplock.c"], "versions": [{"version": "6.1.134", "lessThan": "6.1.139", "status": "affected", "versionType": "semver"}, {"version": "6.6.87", "lessThan": "6.6.91", "status": "affected", "versionType": "semver"}, {"version": "6.12.23", "lessThan": "6.12.29", "status": "affected", "versionType": "semver"}, {"version": "6.14.2", "lessThan": "6.14.7", "status": "affected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1.134", "versionEndExcluding": "6.1.139"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6.87", "versionEndExcluding": "6.6.91"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.12.23", "versionEndExcluding": "6.12.29"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14.2", "versionEndExcluding": "6.14.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.13.11"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/facf22c1a394c1e023dab5daf9a494f722771e1c"}, {"url": "https://git.kernel.org/stable/c/af9e2d4732a548db8f6f5a90c2c20a789a3d7240"}, {"url": "https://git.kernel.org/stable/c/2148d34371b06dac696c0497a98a6bf905a51650"}, {"url": "https://git.kernel.org/stable/c/829e19ef741d9e9932abdc3bee5466195e0852cf"}, {"url": "https://git.kernel.org/stable/c/eb4447bcce915b43b691123118893fca4f372a8f"}], "title": "ksmbd: fix memory leak in parse_lease_state()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix memory leak in parse_lease_state()\n\nThe previous patch that added bounds check for create lease context\nintroduced a memory leak. When the bounds check fails, the function\nreturns NULL without freeing the previously allocated lease_ctx_info\nstructure.\n\nThis patch fixes the issue by adding kfree(lreq) before returning NULL\nin both boundary check cases."}], "id": "CVE-2025-37962", "lastModified": "2025-05-21T20:24:58.133", "metrics": {}, "published": "2025-05-20T16:15:34.473", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2148d34371b06dac696c0497a98a6bf905a51650"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/829e19ef741d9e9932abdc3bee5466195e0852cf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/af9e2d4732a548db8f6f5a90c2c20a789a3d7240"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/eb4447bcce915b43b691123118893fca4f372a8f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/facf22c1a394c1e023dab5daf9a494f722771e1c"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: ksmbd: fix memory leak in parse_lease_state()", "id": "2367573", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2367573"}, "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:\nksmbd: fix memory leak in parse_lease_state()\nThe previous patch that added bounds check for create lease context\nintroduced a memory leak. When the bounds check fails, the function\nreturns NULL without freeing the previously allocated lease_ctx_info\nstructure.\nThis patch fixes the issue by adding kfree(lreq) before returning NULL\nin both boundary check cases."], "name": "CVE-2025-37962", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-37962\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-37962\nhttps://lore.kernel.org/linux-cve-announce/2025052005-CVE-2025-37962-9f38@gregkh/T"], "threat_severity": "Low"}