{"api_version":"1","generated_at":"2026-10-24T06:42:09+00:00","cve":"CVE-2026-98445","urls":{"html":"https://cve.report/CVE-2026-98445","api":"https://cve.report/api/cve/CVE-2026-98445.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98445","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98445"},"summary":{"title":"xfs: don't let memory failures leak blocks and kill repairs","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nxfs: don't let memory failures leak blocks and kill repairs\n\nLOLLM complains that a memory allocation failure in\nxrep_newbt_add_blocks results in online repair leaking blocks that were\npreviously allocated to write a new btree, but the problem is worse than\nthat -- a limitation of the codebase is that the callers cannot undo the\ntransaction /and/ return the error -- either you undo all changes and\ncommit the transaction, or you error out and the filesystem goes down.\n\nHowever, the new btree space reservation object isn't that big (~48\nbytes).  Let's just do a NOFAIL allocation and the problem goes away.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:16:54","updated_at":"2026-10-19 10:18:53"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/ab1c416d2377cdc16123ef521aac4da1c468c3d4","name":"https://git.kernel.org/stable/c/ab1c416d2377cdc16123ef521aac4da1c468c3d4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0e0d3372a84029da1768c7a4c4601484af5b58a2","name":"https://git.kernel.org/stable/c/0e0d3372a84029da1768c7a4c4601484af5b58a2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3380151cf0ce8ad0c1d356fed51e4b69e1d28e50","name":"https://git.kernel.org/stable/c/3380151cf0ce8ad0c1d356fed51e4b69e1d28e50","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b15c79fca28060fd9c7e77f2c3ebc4ba023974e8","name":"https://git.kernel.org/stable/c/b15c79fca28060fd9c7e77f2c3ebc4ba023974e8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98445","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98445","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be408417630427984a1fddd069f30b245793234c 3380151cf0ce8ad0c1d356fed51e4b69e1d28e50 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be408417630427984a1fddd069f30b245793234c b15c79fca28060fd9c7e77f2c3ebc4ba023974e8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be408417630427984a1fddd069f30b245793234c 0e0d3372a84029da1768c7a4c4601484af5b58a2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected be408417630427984a1fddd069f30b245793234c ab1c416d2377cdc16123ef521aac4da1c468c3d4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.8","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.8 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.113 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.56 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.9 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/xfs/scrub/newbt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3380151cf0ce8ad0c1d356fed51e4b69e1d28e50","status":"affected","version":"be408417630427984a1fddd069f30b245793234c","versionType":"git"},{"lessThan":"b15c79fca28060fd9c7e77f2c3ebc4ba023974e8","status":"affected","version":"be408417630427984a1fddd069f30b245793234c","versionType":"git"},{"lessThan":"0e0d3372a84029da1768c7a4c4601484af5b58a2","status":"affected","version":"be408417630427984a1fddd069f30b245793234c","versionType":"git"},{"lessThan":"ab1c416d2377cdc16123ef521aac4da1c468c3d4","status":"affected","version":"be408417630427984a1fddd069f30b245793234c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/xfs/scrub/newbt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.8"},{"lessThan":"6.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.113","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.56","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.113","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.56","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.9","versionStartIncluding":"6.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"6.8","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nxfs: don't let memory failures leak blocks and kill repairs\n\nLOLLM complains that a memory allocation failure in\nxrep_newbt_add_blocks results in online repair leaking blocks that were\npreviously allocated to write a new btree, but the problem is worse than\nthat -- a limitation of the codebase is that the callers cannot undo the\ntransaction /and/ return the error -- either you undo all changes and\ncommit the transaction, or you error out and the filesystem goes down.\n\nHowever, the new btree space reservation object isn't that big (~48\nbytes).  Let's just do a NOFAIL allocation and the problem goes away."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:19:40.826Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/3380151cf0ce8ad0c1d356fed51e4b69e1d28e50"},{"url":"https://git.kernel.org/stable/c/b15c79fca28060fd9c7e77f2c3ebc4ba023974e8"},{"url":"https://git.kernel.org/stable/c/0e0d3372a84029da1768c7a4c4601484af5b58a2"},{"url":"https://git.kernel.org/stable/c/ab1c416d2377cdc16123ef521aac4da1c468c3d4"}],"title":"xfs: don't let memory failures leak blocks and kill repairs","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98445","datePublished":"2026-10-18T15:14:55.754Z","dateReserved":"2026-09-25T10:25:14.349Z","dateUpdated":"2026-10-19T09:19:40.826Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:16:54","lastModifiedDate":"2026-10-19 10:18:53","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98445","Ordinal":"1","Title":"xfs: don't let memory failures leak blocks and kill repairs","CVE":"CVE-2026-98445","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98445","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nxfs: don't let memory failures leak blocks and kill repairs\n\nLOLLM complains that a memory allocation failure in\nxrep_newbt_add_blocks results in online repair leaking blocks that were\npreviously allocated to write a new btree, but the problem is worse than\nthat -- a limitation of the codebase is that the callers cannot undo the\ntransaction /and/ return the error -- either you undo all changes and\ncommit the transaction, or you error out and the filesystem goes down.\n\nHowever, the new btree space reservation object isn't that big (~48\nbytes).  Let's just do a NOFAIL allocation and the problem goes away.","Type":"Description","Title":"xfs: don't let memory failures leak blocks and kill repairs"}]}}}