{"id":"CVE-2023-54097","summary":"regulator: stm32-pwr: fix of_iomap leak","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: stm32-pwr: fix of_iomap leak\n\nSmatch reports:\ndrivers/regulator/stm32-pwr.c:166 stm32_pwr_regulator_probe() warn:\n'base' from of_iomap() not released on lines: 151,166.\n\nIn stm32_pwr_regulator_probe(), base is not released\nwhen devm_kzalloc() fails to allocate memory or\ndevm_regulator_register() fails to register a new regulator device,\nwhich may cause a leak.\n\nTo fix this issue, replace of_iomap() with\ndevm_platform_ioremap_resource(). devm_platform_ioremap_resource()\nis a specialized function for platform devices.\nIt allows 'base' to be automatically released whether the probe\nfunction succeeds or fails.\n\nBesides, use IS_ERR(base) instead of !base\nas the return value of devm_platform_ioremap_resource()\ncan either be a pointer to the remapped memory or\nan ERR_PTR() encoded error code if the operation fails.","modified":"2026-04-02T09:45:35.130624Z","published":"2025-12-24T13:06:24.519Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54097.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0ad07e02be0d3f0d554653382ffe53ae4879378d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/824683dbec234a01bd49a0589ee3323594a6f4cf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ad6481f49fb2c703efa3a929643934f24b666d6a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c091bb49b3233307c7af73dae888f0799752af3d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c4a413e56d16a2ae84e6d8992f215c4dcc7fac20"},{"type":"WEB","url":"https://git.kernel.org/stable/c/dfce9bb3517a78507cf96f9b83948d0b81338afa"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f25994f7a9ad53eb756bc4869497c3ebe281ad5e"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54097.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54097"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"dc62f951a6a8490bcccc7b6de36cd85bd57be740"},{"fixed":"824683dbec234a01bd49a0589ee3323594a6f4cf"},{"fixed":"dfce9bb3517a78507cf96f9b83948d0b81338afa"},{"fixed":"ad6481f49fb2c703efa3a929643934f24b666d6a"},{"fixed":"f25994f7a9ad53eb756bc4869497c3ebe281ad5e"},{"fixed":"c091bb49b3233307c7af73dae888f0799752af3d"},{"fixed":"0ad07e02be0d3f0d554653382ffe53ae4879378d"},{"fixed":"c4a413e56d16a2ae84e6d8992f215c4dcc7fac20"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54097.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.2.0"},{"fixed":"5.4.243"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.180"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.28"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.2.15"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.3.0"},{"fixed":"6.3.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54097.json"}}],"schema_version":"1.7.5"}