{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23053", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.950Z", "datePublished": "2026-02-04T16:04:22.574Z", "dateUpdated": "2026-02-04T16:04:22.574Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-02-04T16:04:22.574Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFS: Fix a deadlock involving nfs_release_folio()\n\nWang Zhaolong reports a deadlock involving NFSv4.1 state recovery\nwaiting on kthreadd, which is attempting to reclaim memory by calling\nnfs_release_folio(). The latter cannot make progress due to state\nrecovery being needed.\n\nIt seems that the only safe thing to do here is to kick off a writeback\nof the folio, without waiting for completion, or else kicking off an\nasynchronous commit."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/nfs/file.c", "fs/nfs/nfstrace.h", "fs/nfs/write.c", "include/linux/nfs_fs.h"], "versions": [{"version": "96780ca55e3cbf4f150fd5a833a61492c9947b5b", "lessThan": "49d352bc263fe4a834233338bfaad31b3109addf", "status": "affected", "versionType": "git"}, {"version": "96780ca55e3cbf4f150fd5a833a61492c9947b5b", "lessThan": "19b4d9ab5e77843eac0429c019470c02f8710b55", "status": "affected", "versionType": "git"}, {"version": "96780ca55e3cbf4f150fd5a833a61492c9947b5b", "lessThan": "cce0be6eb4971456b703aaeafd571650d314bcca", "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/file.c", "fs/nfs/nfstrace.h", "fs/nfs/write.c", "include/linux/nfs_fs.h"], "versions": [{"version": "6.3", "status": "affected"}, {"version": "0", "lessThan": "6.3", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.67", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.7", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19-rc6", "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": "6.3", "versionEndExcluding": "6.12.67"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.18.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.19-rc6"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/49d352bc263fe4a834233338bfaad31b3109addf"}, {"url": "https://git.kernel.org/stable/c/19b4d9ab5e77843eac0429c019470c02f8710b55"}, {"url": "https://git.kernel.org/stable/c/cce0be6eb4971456b703aaeafd571650d314bcca"}], "title": "NFS: Fix a deadlock involving nfs_release_folio()", "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 deadlock involving nfs_release_folio()\n\nWang Zhaolong reports a deadlock involving NFSv4.1 state recovery\nwaiting on kthreadd, which is attempting to reclaim memory by calling\nnfs_release_folio(). The latter cannot make progress due to state\nrecovery being needed.\n\nIt seems that the only safe thing to do here is to kick off a writeback\nof the folio, without waiting for completion, or else kicking off an\nasynchronous commit."}], "id": "CVE-2026-23053", "lastModified": "2026-02-05T14:57:20.563", "metrics": {}, "published": "2026-02-04T17:16:15.970", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/19b4d9ab5e77843eac0429c019470c02f8710b55"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/49d352bc263fe4a834233338bfaad31b3109addf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cce0be6eb4971456b703aaeafd571650d314bcca"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: NFS: Fix a deadlock involving nfs_release_folio()", "id": "2436778", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2436778"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2026-23053", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "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": "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-02-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23053\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23053\nhttps://lore.kernel.org/linux-cve-announce/2026020451-CVE-2026-23053-f630@gregkh/T"], "threat_severity": "Moderate"}