{"id":"CVE-2025-39892","state":"PUBLISHED","title":"ASoC: soc-core: care NULL dirver name on snd_soc_lookup_component_nolocked()","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","publishedAt":"2025-10-01T07:42:41.643Z","updatedAt":"2026-05-11T21:38:26.656Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"144d6dfc7482455eabf8e8caa974a6e8d9572705","status":"affected","lessThan":"1d282dcd46d972be338085ae9e217462b366ce6e","versionType":"git"},{"version":"144d6dfc7482455eabf8e8caa974a6e8d9572705","status":"affected","lessThan":"168873ca1799d3f23442b9e79eae55f907b9b126","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/soc-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.16.6","status":"unaffected","lessThanOrEqual":"6.16.*","versionType":"semver"},{"version":"6.17","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/soc-core.c"]}],"references":["https://git.kernel.org/stable/c/1d282dcd46d972be338085ae9e217462b366ce6e","https://git.kernel.org/stable/c/168873ca1799d3f23442b9e79eae55f907b9b126"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/39xxx/CVE-2025-39892.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-39892","state":"PUBLISHED","datePublished":"2025-10-01T07:42:41.643Z","dateUpdated":"2026-05-11T21:38:26.656Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T07:20:57.145Z"},"containers":{"cna":{"title":"ASoC: soc-core: care NULL dirver name on snd_soc_lookup_component_nolocked()","descriptions":[{"lang":"en","value":"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"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"144d6dfc7482455eabf8e8caa974a6e8d9572705","status":"affected","lessThan":"1d282dcd46d972be338085ae9e217462b366ce6e","versionType":"git"},{"version":"144d6dfc7482455eabf8e8caa974a6e8d9572705","status":"affected","lessThan":"168873ca1799d3f23442b9e79eae55f907b9b126","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/soc-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.16.6","status":"unaffected","lessThanOrEqual":"6.16.*","versionType":"semver"},{"version":"6.17","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/soc-core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/1d282dcd46d972be338085ae9e217462b366ce6e"},{"url":"https://git.kernel.org/stable/c/168873ca1799d3f23442b9e79eae55f907b9b126"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:38:26.656Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.16.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.17"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2025-39892","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T19:27:30.950460Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","type":"CWE","description":"CWE-476 NULL Pointer Dereference"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-14T19:33:13.444Z"}}]}}}