{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-68300", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-16T14:48:05.293Z", "datePublished": "2025-12-16T15:06:18.941Z", "dateUpdated": "2026-05-11T21:50:30.188Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:50:30.188Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/namespace: fix reference leak in grab_requested_mnt_ns\n\nlookup_mnt_ns() already takes a reference on mnt_ns.\ngrab_requested_mnt_ns() doesn't need to take an extra reference."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/namespace.c"], "versions": [{"version": "ba306daa7fa8ae0be5d64c215e9d43a88b4bc8bf", "lessThan": "4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5", "status": "affected", "versionType": "git"}, {"version": "8ff97ade912dcfc5ac1783c4b8d615aacd26fd17", "lessThan": "fe256e59b8e7f126b2464ee32bd9fee131f0a883", "status": "affected", "versionType": "git"}, {"version": "78f0e33cd6c939a555aa80dbed2fec6b333a7660", "lessThan": "7b6dcd9bfd869eee7693e45b1817dac8c56e5f86", "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/namespace.c"], "versions": [{"version": "6.12.59", "lessThan": "6.12.61", "status": "affected", "versionType": "semver"}, {"version": "6.17.9", "lessThan": "6.17.11", "status": "affected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.12.59", "versionEndExcluding": "6.12.61"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17.9", "versionEndExcluding": "6.17.11"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5"}, {"url": "https://git.kernel.org/stable/c/fe256e59b8e7f126b2464ee32bd9fee131f0a883"}, {"url": "https://git.kernel.org/stable/c/7b6dcd9bfd869eee7693e45b1817dac8c56e5f86"}], "title": "fs/namespace: fix reference leak in grab_requested_mnt_ns", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/namespace: fix reference leak in grab_requested_mnt_ns\n\nlookup_mnt_ns() already takes a reference on mnt_ns.\ngrab_requested_mnt_ns() doesn't need to take an extra reference."}], "id": "CVE-2025-68300", "lastModified": "2026-04-15T00:35:42.020", "metrics": {}, "published": "2025-12-16T16:16:09.513", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7b6dcd9bfd869eee7693e45b1817dac8c56e5f86"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fe256e59b8e7f126b2464ee32bd9fee131f0a883"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred"}

{"bugzilla": {"description": "kernel: fs/namespace: fix reference leak in grab_requested_mnt_ns", "id": "2422804", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2422804"}, "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": ["No description is available for this CVE."], "name": "CVE-2025-68300", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "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": "2025-12-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-68300\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-68300\nhttps://lore.kernel.org/linux-cve-announce/2025121643-CVE-2025-68300-ec22@gregkh/T"], "threat_severity": "Low"}

{}