{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-39697", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.115Z", "datePublished": "2025-09-05T17:21:03.178Z", "dateUpdated": "2025-09-05T17:21:03.178Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-09-05T17:21:03.178Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix a race when updating an existing write\n\nAfter nfs_lock_and_join_requests() tests for whether the request is\nstill attached to the mapping, nothing prevents a call to\nnfs_inode_remove_request() from succeeding until we actually lock the\npage group.\nThe reason is that whoever called nfs_inode_remove_request() doesn't\nnecessarily have a lock on the page group head.\n\nSo in order to avoid races, let's take the page group lock earlier in\nnfs_lock_and_join_requests(), and hold it across the removal of the\nrequest in nfs_inode_remove_request()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/nfs/pagelist.c", "fs/nfs/write.c", "include/linux/nfs_page.h"], "versions": [{"version": "bd37d6fce184836bd5e7cd90ce40116a4fadaf2a", "lessThan": "92278ae36935a54e65fef9f8ea8efe7e80481ace", "status": "affected", "versionType": "git"}, {"version": "bd37d6fce184836bd5e7cd90ce40116a4fadaf2a", "lessThan": "202a3432d21ac060629a760fff3b0a39859da3ea", "status": "affected", "versionType": "git"}, {"version": "bd37d6fce184836bd5e7cd90ce40116a4fadaf2a", "lessThan": "76d2e3890fb169168c73f2e4f8375c7cc24a765e", "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/nfs/pagelist.c", "fs/nfs/write.c", "include/linux/nfs_page.h"], "versions": [{"version": "4.14", "status": "affected"}, {"version": "0", "lessThan": "4.14", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.44", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.4", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17-rc3", "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": "4.14", "versionEndExcluding": "6.12.44"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "6.16.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "6.17-rc3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/92278ae36935a54e65fef9f8ea8efe7e80481ace"}, {"url": "https://git.kernel.org/stable/c/202a3432d21ac060629a760fff3b0a39859da3ea"}, {"url": "https://git.kernel.org/stable/c/76d2e3890fb169168c73f2e4f8375c7cc24a765e"}], "title": "NFS: Fix a race when updating an existing write", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix a race when updating an existing write\n\nAfter nfs_lock_and_join_requests() tests for whether the request is\nstill attached to the mapping, nothing prevents a call to\nnfs_inode_remove_request() from succeeding until we actually lock the\npage group.\nThe reason is that whoever called nfs_inode_remove_request() doesn't\nnecessarily have a lock on the page group head.\n\nSo in order to avoid races, let's take the page group lock earlier in\nnfs_lock_and_join_requests(), and hold it across the removal of the\nrequest in nfs_inode_remove_request()."}], "id": "CVE-2025-39697", "lastModified": "2025-09-05T18:15:46.623", "metrics": {}, "published": "2025-09-05T18:15:46.623", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/202a3432d21ac060629a760fff3b0a39859da3ea"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/76d2e3890fb169168c73f2e4f8375c7cc24a765e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/92278ae36935a54e65fef9f8ea8efe7e80481ace"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{}