{"api_version":"1","generated_at":"2026-07-01T17:13:51+00:00","cve":"CVE-2026-53350","urls":{"html":"https://cve.report/CVE-2026-53350","api":"https://cve.report/api/cve/CVE-2026-53350.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53350","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53350"},"summary":{"title":"ASoC: wm_adsp: Fix NULL dereference when removing firmware controls","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: wm_adsp: Fix NULL dereference when removing firmware controls\n\nIn wm_adsp_control_remove() check that the priv pointer is not NULL\nbefore attempting to cleanup what it points to.\n\nWhen cs_dsp creates a control it calls wm_adsp_control_add_cb() so that\nwm_adsp can create its own private control data. There are two cases\nwhere private data is not created:\n\n1. The control is a SYSTEM control, so an ALSA control is not created.\n\n2. The codec driver has registered a control_add() callback that\n   hides the control, so wm_adsp_control_add() is not called.\n\nWhen cs_dsp_remove destroys its control list it calls\nwm_adsp_control_remove() for each control. But wm_adsp_control_remove()\nwas attempting to cleanup the private data pointed to by cs_ctl->priv\nwithout checking the pointer for NULL.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-01 14:16:43","updated_at":"2026-07-01 14:16:43"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/10def23b67b42679d5b1a356e1a6f3498bd188c3","name":"https://git.kernel.org/stable/c/10def23b67b42679d5b1a356e1a6f3498bd188c3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6effd6f7b0ba1f5d1df702b2ef7460bcc215e9b7","name":"https://git.kernel.org/stable/c/6effd6f7b0ba1f5d1df702b2ef7460bcc215e9b7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2f1be283aa777d655525d000d16474b7e7d015ea","name":"https://git.kernel.org/stable/c/2f1be283aa777d655525d000d16474b7e7d015ea","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5ee9bbe2af2f373e08d3017f9aef2f2eaf29fbc3","name":"https://git.kernel.org/stable/c/5ee9bbe2af2f373e08d3017f9aef2f2eaf29fbc3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/12e579b889624ec54a201d98fdff975de556c731","name":"https://git.kernel.org/stable/c/12e579b889624ec54a201d98fdff975de556c731","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7d3fb78b550301e43fdc60312aed733069694426","name":"https://git.kernel.org/stable/c/7d3fb78b550301e43fdc60312aed733069694426","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53350","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53350","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0700bc2fb94c28459f57a10d2ee2c7ef4cb70862 5ee9bbe2af2f373e08d3017f9aef2f2eaf29fbc3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0700bc2fb94c28459f57a10d2ee2c7ef4cb70862 10def23b67b42679d5b1a356e1a6f3498bd188c3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0700bc2fb94c28459f57a10d2ee2c7ef4cb70862 2f1be283aa777d655525d000d16474b7e7d015ea git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0700bc2fb94c28459f57a10d2ee2c7ef4cb70862 12e579b889624ec54a201d98fdff975de556c731 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0700bc2fb94c28459f57a10d2ee2c7ef4cb70862 6effd6f7b0ba1f5d1df702b2ef7460bcc215e9b7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0700bc2fb94c28459f57a10d2ee2c7ef4cb70862 7d3fb78b550301e43fdc60312aed733069694426 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.16","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.16 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.176 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.143 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.94 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.36 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.13 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["sound/soc/codecs/wm_adsp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5ee9bbe2af2f373e08d3017f9aef2f2eaf29fbc3","status":"affected","version":"0700bc2fb94c28459f57a10d2ee2c7ef4cb70862","versionType":"git"},{"lessThan":"10def23b67b42679d5b1a356e1a6f3498bd188c3","status":"affected","version":"0700bc2fb94c28459f57a10d2ee2c7ef4cb70862","versionType":"git"},{"lessThan":"2f1be283aa777d655525d000d16474b7e7d015ea","status":"affected","version":"0700bc2fb94c28459f57a10d2ee2c7ef4cb70862","versionType":"git"},{"lessThan":"12e579b889624ec54a201d98fdff975de556c731","status":"affected","version":"0700bc2fb94c28459f57a10d2ee2c7ef4cb70862","versionType":"git"},{"lessThan":"6effd6f7b0ba1f5d1df702b2ef7460bcc215e9b7","status":"affected","version":"0700bc2fb94c28459f57a10d2ee2c7ef4cb70862","versionType":"git"},{"lessThan":"7d3fb78b550301e43fdc60312aed733069694426","status":"affected","version":"0700bc2fb94c28459f57a10d2ee2c7ef4cb70862","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["sound/soc/codecs/wm_adsp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.16"},{"lessThan":"5.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.143","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.94","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.176","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.143","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.94","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.36","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.13","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"5.16","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: wm_adsp: Fix NULL dereference when removing firmware controls\n\nIn wm_adsp_control_remove() check that the priv pointer is not NULL\nbefore attempting to cleanup what it points to.\n\nWhen cs_dsp creates a control it calls wm_adsp_control_add_cb() so that\nwm_adsp can create its own private control data. There are two cases\nwhere private data is not created:\n\n1. The control is a SYSTEM control, so an ALSA control is not created.\n\n2. The codec driver has registered a control_add() callback that\n   hides the control, so wm_adsp_control_add() is not called.\n\nWhen cs_dsp_remove destroys its control list it calls\nwm_adsp_control_remove() for each control. But wm_adsp_control_remove()\nwas attempting to cleanup the private data pointed to by cs_ctl->priv\nwithout checking the pointer for NULL."}],"providerMetadata":{"dateUpdated":"2026-07-01T13:32:27.975Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/5ee9bbe2af2f373e08d3017f9aef2f2eaf29fbc3"},{"url":"https://git.kernel.org/stable/c/10def23b67b42679d5b1a356e1a6f3498bd188c3"},{"url":"https://git.kernel.org/stable/c/2f1be283aa777d655525d000d16474b7e7d015ea"},{"url":"https://git.kernel.org/stable/c/12e579b889624ec54a201d98fdff975de556c731"},{"url":"https://git.kernel.org/stable/c/6effd6f7b0ba1f5d1df702b2ef7460bcc215e9b7"},{"url":"https://git.kernel.org/stable/c/7d3fb78b550301e43fdc60312aed733069694426"}],"title":"ASoC: wm_adsp: Fix NULL dereference when removing firmware controls","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53350","datePublished":"2026-07-01T13:32:27.975Z","dateReserved":"2026-06-09T07:44:35.399Z","dateUpdated":"2026-07-01T13:32:27.975Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-01 14:16:43","lastModifiedDate":"2026-07-01 14:16:43","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53350","Ordinal":"1","Title":"ASoC: wm_adsp: Fix NULL dereference when removing firmware contr","CVE":"CVE-2026-53350","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53350","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: wm_adsp: Fix NULL dereference when removing firmware controls\n\nIn wm_adsp_control_remove() check that the priv pointer is not NULL\nbefore attempting to cleanup what it points to.\n\nWhen cs_dsp creates a control it calls wm_adsp_control_add_cb() so that\nwm_adsp can create its own private control data. There are two cases\nwhere private data is not created:\n\n1. The control is a SYSTEM control, so an ALSA control is not created.\n\n2. The codec driver has registered a control_add() callback that\n   hides the control, so wm_adsp_control_add() is not called.\n\nWhen cs_dsp_remove destroys its control list it calls\nwm_adsp_control_remove() for each control. But wm_adsp_control_remove()\nwas attempting to cleanup the private data pointed to by cs_ctl->priv\nwithout checking the pointer for NULL.","Type":"Description","Title":"ASoC: wm_adsp: Fix NULL dereference when removing firmware contr"}]}}}