{"cve":"CVE-2022-50869","nvd":{"published":"2025-12-30T13:16:01.760","modified":"2026-08-04T10:18:25.027","status":"Deferred","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":[],"references":["https://git.kernel.org/stable/c/6d076293e5bffdf897ea5f975669206e09beed6a","https://git.kernel.org/stable/c/bf86a640a34947d92062996e1a75b9cd9d83dd19","https://git.kernel.org/stable/c/ecfbd57cf9c5ca225184ae266ce44ae473792132","https://git.kernel.org/stable/c/ed686e7a26dd19ae6b46bb662f735acfa88ff7bc"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2022-50869","score":0.00169,"percentile":0.0619,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}