{"api_version":"1","generated_at":"2026-09-18T04:51:40+00:00","cve":"CVE-2026-93187","urls":{"html":"https://cve.report/CVE-2026-93187","api":"https://cve.report/api/cve/CVE-2026-93187.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-93187","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93187"},"summary":{"title":"ASoC: SOF: ipc4-topology: Return error for invalid number of formats","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: ipc4-topology: Return error for invalid number of formats\n\nWhen the number of input or output formats is zero,\nsof_ipc4_widget_setup_comp_src() and sof_ipc4_widget_setup_comp_asrc()\nprint an error and jump to the cleanup label. At that point 'ret' is\nstill 0, because the earlier sof_ipc4_get_audio_fmt() call succeeded, so\nthe function returns success and the caller never finds out that the\nwidget setup actually failed.\n\nSet ret to -EINVAL before the goto so the error gets reported.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:18:14","updated_at":"2026-09-17 17:18:14"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/4992cdc4eb97981d6ea66002c5b764a6115edb0c","name":"https://git.kernel.org/stable/c/4992cdc4eb97981d6ea66002c5b764a6115edb0c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/11e828cd6b0f283ebe9dc6b4cffd38e3321e7725","name":"https://git.kernel.org/stable/c/11e828cd6b0f283ebe9dc6b4cffd38e3321e7725","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-93187","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93187","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21a5adffad463344e9aca6ee697f45a079cb3ef5 4992cdc4eb97981d6ea66002c5b764a6115edb0c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21a5adffad463344e9aca6ee697f45a079cb3ef5 11e828cd6b0f283ebe9dc6b4cffd38e3321e7725 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.2","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.6 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * 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/sof/ipc4-topology.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4992cdc4eb97981d6ea66002c5b764a6115edb0c","status":"affected","version":"21a5adffad463344e9aca6ee697f45a079cb3ef5","versionType":"git"},{"lessThan":"11e828cd6b0f283ebe9dc6b4cffd38e3321e7725","status":"affected","version":"21a5adffad463344e9aca6ee697f45a079cb3ef5","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["sound/soc/sof/ipc4-topology.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.2"},{"lessThan":"7.2","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"7.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"7.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: ipc4-topology: Return error for invalid number of formats\n\nWhen the number of input or output formats is zero,\nsof_ipc4_widget_setup_comp_src() and sof_ipc4_widget_setup_comp_asrc()\nprint an error and jump to the cleanup label. At that point 'ret' is\nstill 0, because the earlier sof_ipc4_get_audio_fmt() call succeeded, so\nthe function returns success and the caller never finds out that the\nwidget setup actually failed.\n\nSet ret to -EINVAL before the goto so the error gets reported."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:12:12.795Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/4992cdc4eb97981d6ea66002c5b764a6115edb0c"},{"url":"https://git.kernel.org/stable/c/11e828cd6b0f283ebe9dc6b4cffd38e3321e7725"}],"title":"ASoC: SOF: ipc4-topology: Return error for invalid number of formats","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-93187","datePublished":"2026-09-17T16:12:12.795Z","dateReserved":"2026-09-17T16:02:15.091Z","dateUpdated":"2026-09-17T16:12:12.795Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:18:14","lastModifiedDate":"2026-09-17 17:18:14","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"93187","Ordinal":"1","Title":"ASoC: SOF: ipc4-topology: Return error for invalid number of for","CVE":"CVE-2026-93187","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"93187","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: ipc4-topology: Return error for invalid number of formats\n\nWhen the number of input or output formats is zero,\nsof_ipc4_widget_setup_comp_src() and sof_ipc4_widget_setup_comp_asrc()\nprint an error and jump to the cleanup label. At that point 'ret' is\nstill 0, because the earlier sof_ipc4_get_audio_fmt() call succeeded, so\nthe function returns success and the caller never finds out that the\nwidget setup actually failed.\n\nSet ret to -EINVAL before the goto so the error gets reported.","Type":"Description","Title":"ASoC: SOF: ipc4-topology: Return error for invalid number of for"}]}}}