{"id":"CVE-2022-49550","state":"PUBLISHED","title":"fs/ntfs3: provide block_invalidate_folio to fix memory leak","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: provide block_invalidate_folio to fix memory leak\n\nThe ntfs3 filesystem lacks the 'invalidate_folio' method and it causes\nmemory leak. If you write to the filesystem and then unmount it, the\ncached written data are not freed and they are permanently leaked.","publishedAt":"2025-02-26T02:14:00.717Z","updatedAt":"2026-05-11T19:02:06.972Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7ba13abbd31ee9265e88d7dc029c0f786e665192","status":"affected","lessThan":"0753245a72ec99824677586499ee2e0919164b3f","versionType":"git"},{"version":"7ba13abbd31ee9265e88d7dc029c0f786e665192","status":"affected","lessThan":"724bbe49c5e427cb077357d72d240a649f2e4054","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.18","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/inode.c"]}],"references":["https://git.kernel.org/stable/c/0753245a72ec99824677586499ee2e0919164b3f","https://git.kernel.org/stable/c/724bbe49c5e427cb077357d72d240a649f2e4054"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49550.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49550","state":"PUBLISHED","datePublished":"2025-02-26T02:14:00.717Z","dateUpdated":"2026-05-11T19:02:06.972Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.590Z"},"containers":{"cna":{"title":"fs/ntfs3: provide block_invalidate_folio to fix memory leak","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: provide block_invalidate_folio to fix memory leak\n\nThe ntfs3 filesystem lacks the 'invalidate_folio' method and it causes\nmemory leak. If you write to the filesystem and then unmount it, the\ncached written data are not freed and they are permanently leaked."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7ba13abbd31ee9265e88d7dc029c0f786e665192","status":"affected","lessThan":"0753245a72ec99824677586499ee2e0919164b3f","versionType":"git"},{"version":"7ba13abbd31ee9265e88d7dc029c0f786e665192","status":"affected","lessThan":"724bbe49c5e427cb077357d72d240a649f2e4054","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.18","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/inode.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/0753245a72ec99824677586499ee2e0919164b3f"},{"url":"https://git.kernel.org/stable/c/724bbe49c5e427cb077357d72d240a649f2e4054"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:02:06.972Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"5.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49550","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T20:08:46.688431Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","lang":"en","type":"CWE","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T20:17:06.490Z"}}]}}}