{"cve":"CVE-2023-54104","nvd":{"published":"2025-12-24T13:16:12.293","modified":"2026-08-04T10:19:29.423","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: fsl_upm: Fix an off-by one test in fun_exec_op()\n\n'op-cs' is copied in 'fun->mchip_number' which is used to access the\n'mchip_offsets' and the 'rnb_gpio' arrays.\nThese arrays have NAND_MAX_CHIPS elements, so the index must be below this\nlimit.\n\nFix the sanity check in order to avoid the NAND_MAX_CHIPS value. This\nwould lead to out-of-bound accesses.","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:H/A:H","score":7.8},"cwes":[],"references":["https://git.kernel.org/stable/c/1f09d67d390647f83f8f9d26382b0daa43756e6f","https://git.kernel.org/stable/c/49e57caf967a969f6b955c88805f2d160910aa12","https://git.kernel.org/stable/c/c6abce60338aa2080973cd95be0aedad528bb41f","https://git.kernel.org/stable/c/eb7a5e4d14c8659cb97db6863316280e15f67209","https://git.kernel.org/stable/c/f4b700c71802c81e6f9dce362ee7a0312c8377ba"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2023-54104","score":0.00165,"percentile":0.05758,"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."]}