{"api_version":"1","generated_at":"2026-10-29T13:52:13+00:00","cve":"CVE-2022-50869","urls":{"html":"https://cve.report/CVE-2022-50869","api":"https://cve.report/api/cve/CVE-2022-50869.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-50869","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-50869"},"summary":{"title":"fs/ntfs3: Fix slab-out-of-bounds in r_page","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix slab-out-of-bounds in r_page\n\nWhen PAGE_SIZE is 64K, if read_log_page is called by log_read_rst for\nthe first time, the size of *buffer would be equal to\nDefaultLogPageSize(4K).But for *buffer operations like memcpy,\nif the memory area size(n) which being assigned to buffer is larger\nthan 4K (log->page_size(64K) or bytes(64K-page_off)), it will cause\nan out of boundary error.\n Call trace:\n  [...]\n  kasan_report+0x44/0x130\n  check_memory_region+0xf8/0x1a0\n  memcpy+0xc8/0x100\n  ntfs_read_run_nb+0x20c/0x460\n  read_log_page+0xd0/0x1f4\n  log_read_rst+0x110/0x75c\n  log_replay+0x1e8/0x4aa0\n  ntfs_loadlog_and_replay+0x290/0x2d0\n  ntfs_fill_super+0x508/0xec0\n  get_tree_bdev+0x1fc/0x34c\n  [...]\n\nFix this by setting variable r_page to NULL in log_read_rst.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-12-30 13:16:01","updated_at":"2026-08-04 10:18:25"},"problem_types":[],"metrics":[{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/ecfbd57cf9c5ca225184ae266ce44ae473792132","name":"https://git.kernel.org/stable/c/ecfbd57cf9c5ca225184ae266ce44ae473792132","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ed686e7a26dd19ae6b46bb662f735acfa88ff7bc","name":"https://git.kernel.org/stable/c/ed686e7a26dd19ae6b46bb662f735acfa88ff7bc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bf86a640a34947d92062996e1a75b9cd9d83dd19","name":"https://git.kernel.org/stable/c/bf86a640a34947d92062996e1a75b9cd9d83dd19","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6d076293e5bffdf897ea5f975669206e09beed6a","name":"https://git.kernel.org/stable/c/6d076293e5bffdf897ea5f975669206e09beed6a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-50869","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50869","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b46acd6a6a627d876898e1c84d3f84902264b445 ed686e7a26dd19ae6b46bb662f735acfa88ff7bc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b46acd6a6a627d876898e1c84d3f84902264b445 bf86a640a34947d92062996e1a75b9cd9d83dd19 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b46acd6a6a627d876898e1c84d3f84902264b445 6d076293e5bffdf897ea5f975669206e09beed6a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b46acd6a6a627d876898e1c84d3f84902264b445 ecfbd57cf9c5ca225184ae266ce44ae473792132 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.87 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.0.17 6.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.3 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.2 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2022","cve_id":"50869","cve":"CVE-2022-50869","epss":"0.001430000","percentile":"0.040070000","score_date":"2026-08-06","updated_at":"2026-08-07 00:14:20"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/ntfs3/fslog.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ed686e7a26dd19ae6b46bb662f735acfa88ff7bc","status":"affected","version":"b46acd6a6a627d876898e1c84d3f84902264b445","versionType":"git"},{"lessThan":"bf86a640a34947d92062996e1a75b9cd9d83dd19","status":"affected","version":"b46acd6a6a627d876898e1c84d3f84902264b445","versionType":"git"},{"lessThan":"6d076293e5bffdf897ea5f975669206e09beed6a","status":"affected","version":"b46acd6a6a627d876898e1c84d3f84902264b445","versionType":"git"},{"lessThan":"ecfbd57cf9c5ca225184ae266ce44ae473792132","status":"affected","version":"b46acd6a6a627d876898e1c84d3f84902264b445","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/ntfs3/fslog.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.15"},{"lessThan":"5.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.87","versionType":"semver"},{"lessThanOrEqual":"6.0.*","status":"unaffected","version":"6.0.17","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.3","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.87","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.0.17","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.3","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.2","versionStartIncluding":"5.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix slab-out-of-bounds in r_page\n\nWhen PAGE_SIZE is 64K, if read_log_page is called by log_read_rst for\nthe first time, the size of *buffer would be equal to\nDefaultLogPageSize(4K).But for *buffer operations like memcpy,\nif the memory area size(n) which being assigned to buffer is larger\nthan 4K (log->page_size(64K) or bytes(64K-page_off)), it will cause\nan out of boundary error.\n Call trace:\n  [...]\n  kasan_report+0x44/0x130\n  check_memory_region+0xf8/0x1a0\n  memcpy+0xc8/0x100\n  ntfs_read_run_nb+0x20c/0x460\n  read_log_page+0xd0/0x1f4\n  log_read_rst+0x110/0x75c\n  log_replay+0x1e8/0x4aa0\n  ntfs_loadlog_and_replay+0x290/0x2d0\n  ntfs_fill_super+0x508/0xec0\n  get_tree_bdev+0x1fc/0x34c\n  [...]\n\nFix this by setting variable r_page to NULL in log_read_rst."}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-08-04T09:10:11.467Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/ed686e7a26dd19ae6b46bb662f735acfa88ff7bc"},{"url":"https://git.kernel.org/stable/c/bf86a640a34947d92062996e1a75b9cd9d83dd19"},{"url":"https://git.kernel.org/stable/c/6d076293e5bffdf897ea5f975669206e09beed6a"},{"url":"https://git.kernel.org/stable/c/ecfbd57cf9c5ca225184ae266ce44ae473792132"}],"title":"fs/ntfs3: Fix slab-out-of-bounds in r_page","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2022-50869","datePublished":"2025-12-30T12:15:39.879Z","dateReserved":"2025-12-30T12:06:07.136Z","dateUpdated":"2026-08-04T09:10:11.467Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-12-30 13:16:01","lastModifiedDate":"2026-08-04 10:18:25","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"50869","Ordinal":"1","Title":"fs/ntfs3: Fix slab-out-of-bounds in r_page","CVE":"CVE-2022-50869","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"50869","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix slab-out-of-bounds in r_page\n\nWhen PAGE_SIZE is 64K, if read_log_page is called by log_read_rst for\nthe first time, the size of *buffer would be equal to\nDefaultLogPageSize(4K).But for *buffer operations like memcpy,\nif the memory area size(n) which being assigned to buffer is larger\nthan 4K (log->page_size(64K) or bytes(64K-page_off)), it will cause\nan out of boundary error.\n Call trace:\n  [...]\n  kasan_report+0x44/0x130\n  check_memory_region+0xf8/0x1a0\n  memcpy+0xc8/0x100\n  ntfs_read_run_nb+0x20c/0x460\n  read_log_page+0xd0/0x1f4\n  log_read_rst+0x110/0x75c\n  log_replay+0x1e8/0x4aa0\n  ntfs_loadlog_and_replay+0x290/0x2d0\n  ntfs_fill_super+0x508/0xec0\n  get_tree_bdev+0x1fc/0x34c\n  [...]\n\nFix this by setting variable r_page to NULL in log_read_rst.","Type":"Description","Title":"fs/ntfs3: Fix slab-out-of-bounds in r_page"}]}}}