{"cve":"CVE-2023-53796","nvd":{"published":"2025-12-09T01:16:51.200","modified":"2026-06-17T06:46:05.300","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix information leak in f2fs_move_inline_dirents()\n\nWhen converting an inline directory to a regular one, f2fs is leaking\nuninitialized memory to disk because it doesn't initialize the entire\ndirectory block.  Fix this by zero-initializing the block.\n\nThis bug was introduced by commit 4ec17d688d74 (\"f2fs: avoid unneeded\ninitializing when converting inline dentry\"), which didn't consider the\nsecurity implications of leaking uninitialized memory to disk.\n\nThis was found by running xfstest generic/435 on a KMSAN-enabled kernel.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/00b5587326625d0fddb2a5f5a3d4acd950102ace","https://git.kernel.org/stable/c/117d4f6687b1f74423b5d398ea95c63b262a8e73","https://git.kernel.org/stable/c/2bef8314fcf94ddc27e22d03f237c0fafd00de33","https://git.kernel.org/stable/c/4e3b4b170bd43db1d8a93a6bd0ea434b17cc86f7","https://git.kernel.org/stable/c/9a5571cff4ffcfc24847df9fd545cc5799ac0ee5"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:16:40.427100871+00:00"},"epss":{"cve":"CVE-2023-53796","score":0.0021,"percentile":0.11221,"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."]}