{"id":"CVE-2026-72140","summary":"i2c: mlxbf: Fix use-after-free in mlxbf_i2c_init_resource()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: mlxbf: Fix use-after-free in mlxbf_i2c_init_resource()\n\nIf devm_platform_get_and_ioremap_resource() returns an error,\nmlxbf_i2c_init_resource() frees tmp_res before reading tmp_res-\u003eio to\nget the error code. This results in a use-after-free.\n\nSave the error code before freeing tmp_res.","modified":"2026-08-18T03:31:29.701957461Z","published":"2026-08-15T05:53:14.015Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72140.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/5290a52533e09c38374963f4bb0b35121fe555c7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6a108c9f5a81bb7b29dbb1398be0089655b6bfd2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/71356737a7a55c76fee847563e3d33f8e6dc6b6d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b398cbbbb9dd76210682a8c9aabd34c5168800b9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c4d9b6a0c9645366d9e4af8a6ac8347bd4c841aa"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ce960a1b2caa4ad08291f28d8bcf17ad5a864e54"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e6a395a71f4652261d09b572a03c96052662a056"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fb267770bf822064f510c9b46743f533d8fa8a5f"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72140.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72140"},{"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":"b5b5b32081cd206baa6e58cca7f112d9723785d6"},{"fixed":"6a108c9f5a81bb7b29dbb1398be0089655b6bfd2"},{"fixed":"c4d9b6a0c9645366d9e4af8a6ac8347bd4c841aa"},{"fixed":"b398cbbbb9dd76210682a8c9aabd34c5168800b9"},{"fixed":"5290a52533e09c38374963f4bb0b35121fe555c7"},{"fixed":"ce960a1b2caa4ad08291f28d8bcf17ad5a864e54"},{"fixed":"e6a395a71f4652261d09b572a03c96052662a056"},{"fixed":"fb267770bf822064f510c9b46743f533d8fa8a5f"},{"fixed":"71356737a7a55c76fee847563e3d33f8e6dc6b6d"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72140.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.10.0"},{"fixed":"5.10.261"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.212"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.178"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.145"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.97"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.40"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72140.json"}}],"schema_version":"1.9.0"}