{"cve":"CVE-2023-54044","nvd":{"published":"2025-12-24T13:16:06.030","modified":"2026-06-17T06:46:42.177","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspmi: Add a check for remove callback when removing a SPMI driver\n\nWhen removing a SPMI driver, there can be a crash due to NULL pointer\ndereference if it does not have a remove callback defined. This is\none such call trace observed when removing the QCOM SPMI PMIC driver:\n\n dump_backtrace.cfi_jt+0x0/0x8\n dump_stack_lvl+0xd8/0x16c\n panic+0x188/0x498\n __cfi_slowpath+0x0/0x214\n __cfi_slowpath+0x1dc/0x214\n spmi_drv_remove+0x16c/0x1e0\n device_release_driver_internal+0x468/0x79c\n driver_detach+0x11c/0x1a0\n bus_remove_driver+0xc4/0x124\n driver_unregister+0x58/0x84\n cleanup_module+0x1c/0xc24 [qcom_spmi_pmic]\n __do_sys_delete_module+0x3ec/0x53c\n __arm64_sys_delete_module+0x18/0x28\n el0_svc_common+0xdc/0x294\n el0_svc+0x38/0x9c\n el0_sync_handler+0x8c/0xf0\n el0_sync+0x1b4/0x1c0\n\nIf a driver has all its resources allocated through devm_() APIs and\ndoes not need any other explicit cleanup, it would not require a\nremove callback to be defined. Hence, add a check for remove callback\npresence before calling it when removing a SPMI driver.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/0f3ef30c1c05502f5de3b73b3715d5994845c1b4","https://git.kernel.org/stable/c/428cc252701d6864151f3a296ffc23e1e49a7408","https://git.kernel.org/stable/c/54dda732225555dc6d660e95793c54a0a44b612c","https://git.kernel.org/stable/c/699949219e35fe29fd42ccf8cd92c989c3d15109","https://git.kernel.org/stable/c/af763c29b9e7040fedd0077bca053b101438a3a4"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2023-54044","score":0.00284,"percentile":0.20956,"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."]}