{"id":"CVE-2026-23053","state":"PUBLISHED","title":"NFS: Fix a deadlock involving nfs_release_folio()","description":"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.","publishedAt":"2026-02-04T16:04:22.574Z","updatedAt":"2026-05-11T21:59:05.561Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"a4810f8beb0122f032f10735f98d257aa6064f4c","versionType":"git"},{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"49d352bc263fe4a834233338bfaad31b3109addf","versionType":"git"},{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"19b4d9ab5e77843eac0429c019470c02f8710b55","versionType":"git"},{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"cce0be6eb4971456b703aaeafd571650d314bcca","versionType":"git"}],"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"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.6.130","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.67","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.7","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"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"]}],"references":["https://git.kernel.org/stable/c/a4810f8beb0122f032f10735f98d257aa6064f4c","https://git.kernel.org/stable/c/49d352bc263fe4a834233338bfaad31b3109addf","https://git.kernel.org/stable/c/19b4d9ab5e77843eac0429c019470c02f8710b55","https://git.kernel.org/stable/c/cce0be6eb4971456b703aaeafd571650d314bcca"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23053.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23053","state":"PUBLISHED","datePublished":"2026-02-04T16:04:22.574Z","dateUpdated":"2026-05-11T21:59:05.561Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:37:45.950Z"},"containers":{"cna":{"title":"NFS: Fix a deadlock involving nfs_release_folio()","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":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"a4810f8beb0122f032f10735f98d257aa6064f4c","versionType":"git"},{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"49d352bc263fe4a834233338bfaad31b3109addf","versionType":"git"},{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"19b4d9ab5e77843eac0429c019470c02f8710b55","versionType":"git"},{"version":"96780ca55e3cbf4f150fd5a833a61492c9947b5b","status":"affected","lessThan":"cce0be6eb4971456b703aaeafd571650d314bcca","versionType":"git"}],"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"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.6.130","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.67","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.7","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"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"]}],"references":[{"url":"https://git.kernel.org/stable/c/a4810f8beb0122f032f10735f98d257aa6064f4c"},{"url":"https://git.kernel.org/stable/c/49d352bc263fe4a834233338bfaad31b3109addf"},{"url":"https://git.kernel.org/stable/c/19b4d9ab5e77843eac0429c019470c02f8710b55"},{"url":"https://git.kernel.org/stable/c/cce0be6eb4971456b703aaeafd571650d314bcca"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:59:05.561Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.6.130"},{"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"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}