{"id":"CVE-2025-71157","summary":"RDMA/core: always drop device refcount in ib_del_sub_device_and_put()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: always drop device refcount in ib_del_sub_device_and_put()\n\nSince nldev_deldev() (introduced by commit 060c642b2ab8 (\"RDMA/nldev: Add\nsupport to add/delete a sub IB device through netlink\") grabs a reference\nusing ib_device_get_by_index() before calling ib_del_sub_device_and_put(),\nwe need to drop that reference before returning -EOPNOTSUPP error.","modified":"2026-02-09T19:33:23.406531Z","published":"2026-01-23T14:25:56.458Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71157.json","cna_assigner":"Linux"},"references":[{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"},{"type":"WEB","url":"https://git.kernel.org/stable/c/20436f2742a92b7afeb2504eb559a98d2196b001"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fa3c411d21ebc26ffd175c7256c37cefa35020aa"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fe8d456080423b9ed410469fbd1e2098d3acce2b"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71157.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71157"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"bca51197620a257e2954be99b16f05115c3b2630"},{"fixed":"20436f2742a92b7afeb2504eb559a98d2196b001"},{"fixed":"fe8d456080423b9ed410469fbd1e2098d3acce2b"},{"fixed":"fa3c411d21ebc26ffd175c7256c37cefa35020aa"}]}],"versions":["v6.10","v6.10-rc4","v6.10-rc5","v6.10-rc6","v6.10-rc7","v6.11","v6.11-rc1","v6.11-rc2","v6.11-rc3","v6.11-rc4","v6.11-rc5","v6.11-rc6","v6.11-rc7","v6.12","v6.12-rc1","v6.12-rc2","v6.12-rc3","v6.12-rc4","v6.12-rc5","v6.12-rc6","v6.12-rc7","v6.12.1","v6.12.10","v6.12.11","v6.12.12","v6.12.13","v6.12.14","v6.12.15","v6.12.16","v6.12.17","v6.12.18","v6.12.19","v6.12.2","v6.12.20","v6.12.21","v6.12.22","v6.12.23","v6.12.24","v6.12.25","v6.12.26","v6.12.27","v6.12.28","v6.12.29","v6.12.3","v6.12.30","v6.12.31","v6.12.32","v6.12.33","v6.12.34","v6.12.35","v6.12.36","v6.12.37","v6.12.38","v6.12.39","v6.12.4","v6.12.40","v6.12.41","v6.12.42","v6.12.43","v6.12.44","v6.12.45","v6.12.46","v6.12.47","v6.12.48","v6.12.49","v6.12.5","v6.12.50","v6.12.51","v6.12.52","v6.12.53","v6.12.54","v6.12.55","v6.12.56","v6.12.57","v6.12.58","v6.12.59","v6.12.6","v6.12.60","v6.12.61","v6.12.62","v6.12.63","v6.12.7","v6.12.8","v6.12.9","v6.13","v6.13-rc1","v6.13-rc2","v6.13-rc3","v6.13-rc4","v6.13-rc5","v6.13-rc6","v6.13-rc7","v6.14","v6.14-rc1","v6.14-rc2","v6.14-rc3","v6.14-rc4","v6.14-rc5","v6.14-rc6","v6.14-rc7","v6.15","v6.15-rc1","v6.15-rc2","v6.15-rc3","v6.15-rc4","v6.15-rc5","v6.15-rc6","v6.15-rc7","v6.16","v6.16-rc1","v6.16-rc2","v6.16-rc3","v6.16-rc4","v6.16-rc5","v6.16-rc6","v6.16-rc7","v6.17","v6.17-rc1","v6.17-rc2","v6.17-rc3","v6.17-rc4","v6.17-rc5","v6.17-rc6","v6.17-rc7","v6.18","v6.18-rc1","v6.18-rc2","v6.18-rc3","v6.18-rc4","v6.18-rc5","v6.18-rc6","v6.18-rc7","v6.18.1","v6.18.2","v6.18.3","v6.19-rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71157.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.11.0"},{"fixed":"6.12.64"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71157.json"}}],"schema_version":"1.7.3"}