{"cve":"CVE-2025-68222","nvd":{"published":"2025-12-16T14:15:55.430","modified":"2026-10-14T13:10:00.187","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: s32cc: fix uninitialized memory in s32_pinctrl_desc\n\ns32_pinctrl_desc is allocated with devm_kmalloc(), but not all of its\nfields are initialized. Notably, num_custom_params is used in\npinconf_generic_parse_dt_config(), resulting in intermittent allocation\nerrors, such as the following splat when probing i2c-imx:\n\n        WARNING: CPU: 0 PID: 176 at mm/page_alloc.c:4795 __alloc_pages_noprof+0x290/0x300\n        [...]\n        Hardware name: NXP S32G3 Reference Design Board 3 (S32G-VNP-RDB3) (DT)\n        [...]\n        Call trace:\n         __alloc_pages_noprof+0x290/0x300 (P)\n         ___kmalloc_large_node+0x84/0x168\n         __kmalloc_large_node_noprof+0x34/0x120\n         __kmalloc_noprof+0x2ac/0x378\n         pinconf_generic_parse_dt_config+0x68/0x1a0\n         s32_dt_node_to_map+0x104/0x248\n         dt_to_map_one_config+0x154/0x1d8\n         pinctrl_dt_to_map+0x12c/0x280\n         create_pinctrl+0x6c/0x270\n         pinctrl_get+0xc0/0x170\n         devm_pinctrl_get+0x50/0xa0\n         pinctrl_bind_pins+0x60/0x2a0\n         really_probe+0x60/0x3a0\n        [...]\n         __platform_driver_register+0x2c/0x40\n         i2c_adap_imx_init+0x28/0xff8 [i2c_imx]\n        [...]\n\nThis results in later parse failures that can cause issues in dependent\ndrivers:\n\n        s32g-siul2-pinctrl 4009c240.pinctrl: /soc@0/pinctrl@4009c240/i2c0-pins/i2c0-grp0: could not parse node property\n        s32g-siul2-pinctrl 4009c240.pinctrl: /soc@0/pinctrl@4009c240/i2c0-pins/i2c0-grp0: could not parse node property\n        [...]\n        pca953x 0-0022: failed writing register: -6\n        i2c i2c-0: IMX I2C adapter registered\n        s32g-siul2-pinctrl 4009c240.pinctrl: /soc@0/pinctrl@4009c240/i2c2-pins/i2c2-grp0: could not parse node property\n        s32g-siul2-pinctrl 4009c240.pinctrl: /soc@0/pinctrl@4009c240/i2c2-pins/i2c2-grp0: could not parse node property\n        i2c i2c-1: IMX I2C adapter registered\n        s32g-siul2-pinctrl 4009c240.pinctrl: /soc@0/pinctrl@4009c240/i2c4-pins/i2c4-grp0: could not parse node property\n        s32g-siul2-pinctrl 4009c240.pinctrl: /soc@0/pinctrl@4009c240/i2c4-pins/i2c4-grp0: could not parse node property\n        i2c i2c-2: IMX I2C adapter registered\n\nFix this by initializing s32_pinctrl_desc with devm_kzalloc() instead of\ndevm_kmalloc() in s32_pinctrl_probe(), which sets the previously\nuninitialized fields to zero.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/3b90bd8aaeb21b513ecc4ed03299e80ece44a333","https://git.kernel.org/stable/c/583ac7f65791ceda38ea1a493a4859f7161dcb03","https://git.kernel.org/stable/c/7bbdd6c30e8fd92f7165b7730b038cfe42102004","https://git.kernel.org/stable/c/97ea34defbb57bfaf71ce487b1b0865ffd186e81"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:17:07.138532058+00:00"},"epss":{"cve":"CVE-2025-68222","score":0.00208,"percentile":0.10846,"date":"2026-10-25"},"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."]}