{"cve":"CVE-2023-52682","nvd":{"published":"2024-05-17T15:15:19.427","modified":"2026-06-17T06:43:20.070","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to wait on block writeback for post_read case\n\nIf inode is compressed, but not encrypted, it missed to call\nf2fs_wait_on_block_writeback() to wait for GCed page writeback\nin IPU write path.\n\nThread A\t\t\t\tGC-Thread\n\t\t\t\t\t- f2fs_gc\n\t\t\t\t\t - do_garbage_collect\n\t\t\t\t\t  - gc_data_segment\n\t\t\t\t\t   - move_data_block\n\t\t\t\t\t    - f2fs_submit_page_write\n\t\t\t\t\t     migrate normal cluster's block via\n\t\t\t\t\t     meta_inode's page cache\n- f2fs_write_single_data_page\n - f2fs_do_write_data_page\n  - f2fs_inplace_write_data\n   - f2fs_submit_page_bio\n\nIRQ\n- f2fs_read_end_io\n\t\t\t\t\tIRQ\n\t\t\t\t\told data overrides new data due to\n\t\t\t\t\tout-of-order GC and common IO.\n\t\t\t\t\t- f2fs_read_end_io","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":7.1},"cwes":["CWE-125"],"references":["https://git.kernel.org/stable/c/2bfe8fdb674f71747553a65f2ef27e14c8880655","https://git.kernel.org/stable/c/4535be48780431753505e74e1b1ad4836a189bc2","https://git.kernel.org/stable/c/55fdc1c24a1d6229fe0ecf31335fb9a2eceaaa00","https://git.kernel.org/stable/c/9bfd5ea71521d0e522ba581c6ccc5db93759c0c3","https://git.kernel.org/stable/c/f904c156d8011d8291ffd5b6b398f3747e294986"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2023-52682","score":0.00232,"percentile":0.1415,"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."]}