{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-38711", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.033Z", "datePublished": "2025-09-04T15:33:01.367Z", "dateUpdated": "2025-09-04T15:33:01.367Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-09-04T15:33:01.367Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/server: avoid deadlock when linking with ReplaceIfExists\n\nIf smb2_create_link() is called with ReplaceIfExists set and the name\ndoes exist then a deadlock will happen.\n\nksmbd_vfs_kern_path_locked() will return with success and the parent\ndirectory will be locked. ksmbd_vfs_remove_file() will then remove the\nfile. ksmbd_vfs_link() will then be called while the parent is still\nlocked. It will try to lock the same parent and will deadlock.\n\nThis patch moves the ksmbd_vfs_kern_path_unlock() call to *before*\nksmbd_vfs_link() and then simplifies the code, removing the file_present\nflag variable."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/smb/server/smb2pdu.c"], "versions": [{"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "9d5012ffe14120f978ee34aef4df3d6cb026b7c4", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "ac98d54630d5b52e3f684d872f0d82c06c418ea9", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "1e858a7a51c7b8b009d8f246de7ceb7743b44a71", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "814cfdb6358d9b84fcbec9918c8f938cc096a43a", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "a7dddd62578c2eb6cb28b8835556a121b5157323", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "a726fef6d7d4cfc365d3434e3916dbfe78991a33", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "d5fc1400a34b4ea5e8f2ce296ea12bf8c8421694", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/smb/server/smb2pdu.c"], "versions": [{"version": "5.15.190", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.149", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.103", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.43", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15.11", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.2", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17-rc1", "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:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.15.190"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.1.149"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.6.103"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.12.43"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.15.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.16.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.17-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/9d5012ffe14120f978ee34aef4df3d6cb026b7c4"}, {"url": "https://git.kernel.org/stable/c/ac98d54630d5b52e3f684d872f0d82c06c418ea9"}, {"url": "https://git.kernel.org/stable/c/1e858a7a51c7b8b009d8f246de7ceb7743b44a71"}, {"url": "https://git.kernel.org/stable/c/814cfdb6358d9b84fcbec9918c8f938cc096a43a"}, {"url": "https://git.kernel.org/stable/c/a7dddd62578c2eb6cb28b8835556a121b5157323"}, {"url": "https://git.kernel.org/stable/c/a726fef6d7d4cfc365d3434e3916dbfe78991a33"}, {"url": "https://git.kernel.org/stable/c/d5fc1400a34b4ea5e8f2ce296ea12bf8c8421694"}], "title": "smb/server: avoid deadlock when linking with ReplaceIfExists", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/server: avoid deadlock when linking with ReplaceIfExists\n\nIf smb2_create_link() is called with ReplaceIfExists set and the name\ndoes exist then a deadlock will happen.\n\nksmbd_vfs_kern_path_locked() will return with success and the parent\ndirectory will be locked. ksmbd_vfs_remove_file() will then remove the\nfile. ksmbd_vfs_link() will then be called while the parent is still\nlocked. It will try to lock the same parent and will deadlock.\n\nThis patch moves the ksmbd_vfs_kern_path_unlock() call to *before*\nksmbd_vfs_link() and then simplifies the code, removing the file_present\nflag variable."}], "id": "CVE-2025-38711", "lastModified": "2025-09-05T17:47:24.833", "metrics": {}, "published": "2025-09-04T16:15:40.280", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1e858a7a51c7b8b009d8f246de7ceb7743b44a71"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/814cfdb6358d9b84fcbec9918c8f938cc096a43a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9d5012ffe14120f978ee34aef4df3d6cb026b7c4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a726fef6d7d4cfc365d3434e3916dbfe78991a33"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a7dddd62578c2eb6cb28b8835556a121b5157323"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ac98d54630d5b52e3f684d872f0d82c06c418ea9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d5fc1400a34b4ea5e8f2ce296ea12bf8c8421694"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: smb/server: avoid deadlock when linking with ReplaceIfExists", "id": "2393202", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2393202"}, "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-2025-38711", "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": "2025-09-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38711\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38711\nhttps://lore.kernel.org/linux-cve-announce/2025090456-CVE-2025-38711-b653@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-09-05T14:02:39.191161+00:00", "updated": "2025-09-05T14:02:39.191231+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}