{"cve":"CVE-2023-53613","nvd":{"published":"2025-10-04T16:15:58.103","modified":"2026-06-17T06:45:43.053","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndax: Fix dax_mapping_release() use after free\n\nA CONFIG_DEBUG_KOBJECT_RELEASE test of removing a device-dax region\nprovider (like modprobe -r dax_hmem) yields:\n\n kobject: 'mapping0' (ffff93eb460e8800): kobject_release, parent 0000000000000000 (delayed 2000)\n [..]\n DEBUG_LOCKS_WARN_ON(1)\n WARNING: CPU: 23 PID: 282 at kernel/locking/lockdep.c:232 __lock_acquire+0x9fc/0x2260\n [..]\n RIP: 0010:__lock_acquire+0x9fc/0x2260\n [..]\n Call Trace:\n  <TASK>\n [..]\n  lock_acquire+0xd4/0x2c0\n  ? ida_free+0x62/0x130\n  _raw_spin_lock_irqsave+0x47/0x70\n  ? ida_free+0x62/0x130\n  ida_free+0x62/0x130\n  dax_mapping_release+0x1f/0x30\n  device_release+0x36/0x90\n  kobject_delayed_cleanup+0x46/0x150\n\nDue to attempting ida_free() on an ida object that has already been\nfreed. Devices typically only hold a reference on their parent while\nregistered. If a child needs a parent object to complete its release it\nneeds to hold a reference that it drops from its release callback.\nArrange for a dax_mapping to pin its parent dev_dax instance until\ndax_mapping_release().","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-416"],"references":["https://git.kernel.org/stable/c/03859868ab82d57bfdd0cea1bf31f9319a5dded0","https://git.kernel.org/stable/c/6d24b170a9db0456f577b1ab01226a2254c016a8","https://git.kernel.org/stable/c/7310b84821f043dcf77d5e6aa0ad55dc1e10a11d","https://git.kernel.org/stable/c/94a85474f5e3e518bdbf8c9f51cb343d734a04f7","https://git.kernel.org/stable/c/9c2f993b6ca903c030d58451b5bf9ea27d0d17fa"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:11:26.888974865+00:00"},"epss":{"cve":"CVE-2023-53613","score":0.00152,"percentile":0.04363,"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."]}