{"cve":"CVE-2025-39892","nvd":{"published":"2025-10-01T08:15:31.733","modified":"2026-10-19T21:10:00.160","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: soc-core: care NULL dirver name on snd_soc_lookup_component_nolocked()\n\nsoc-generic-dmaengine-pcm.c uses same dev for both CPU and Platform.\nIn such case, CPU component driver might not have driver->name, then\nsnd_soc_lookup_component_nolocked() will be NULL pointer access error.\nCare NULL driver name.\n\n\tCall trace:\n\t strcmp from snd_soc_lookup_component_nolocked+0x64/0xa4\n\t snd_soc_lookup_component_nolocked from snd_soc_unregister_component_by_driver+0x2c/0x44\n\t snd_soc_unregister_component_by_driver from snd_dmaengine_pcm_unregister+0x28/0x64\n\t snd_dmaengine_pcm_unregister from devres_release_all+0x98/0xfc\n\t devres_release_all from device_unbind_cleanup+0xc/0x60\n\t device_unbind_cleanup from really_probe+0x220/0x2c8\n\t really_probe from __driver_probe_device+0x88/0x1a0\n\t __driver_probe_device from driver_probe_device+0x30/0x110\n\tdriver_probe_device from __driver_attach+0x90/0x178\n\t__driver_attach from bus_for_each_dev+0x7c/0xcc\n\tbus_for_each_dev from bus_add_driver+0xcc/0x1ec\n\tbus_add_driver from driver_register+0x80/0x11c\n\tdriver_register from do_one_initcall+0x58/0x23c\n\tdo_one_initcall from kernel_init_freeable+0x198/0x1f4\n\tkernel_init_freeable from kernel_init+0x1c/0x12c\n\tkernel_init from ret_from_fork+0x14/0x28","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/168873ca1799d3f23442b9e79eae55f907b9b126","https://git.kernel.org/stable/c/1d282dcd46d972be338085ae9e217462b366ce6e"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-39892","score":0.0013,"percentile":0.0263,"date":"2026-10-25"},"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."]}