{"id":"CVE-2023-54233","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: avoid a NULL dereference with unsupported widgets\n\nIf an IPC4 topology contains an unsupported widget, its .module_info\nfield won't be set, then sof_ipc4_rou…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: avoid a NULL dereference with unsupported widgets\n\nIf an IPC4 topology contains an unsupported widget, its .module_info\nfield won't be set, then sof_ipc4_rou…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 3acd527089463742a3dd95e274d53c2fdd834716 < d42fe2721111138d7656d4f621f38c171979c8a0","Linux >= 3acd527089463742a3dd95e274d53c2fdd834716 < 170818974e9732506195c6302743856cc8bdfd6f","Linux >= 3acd527089463742a3dd95e274d53c2fdd834716 < e3720f92e0237921da537e47a0b24e27899203f8","Linux 6.0"],"published":"2025-12-30","updated":"2026-10-03","sourceUpdated":"2026-10-03T11:17:29.700","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-54233","references":[{"url":"https://git.kernel.org/stable/c/170818974e9732506195c6302743856cc8bdfd6f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d42fe2721111138d7656d4f621f38c171979c8a0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e3720f92e0237921da537e47a0b24e27899203f8","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.00185,"epssPercentile":0.0733,"ingestedAt":"2026-10-03T11:43:42.113Z","slug":"CVE-2023-54233","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: avoid a NULL dereference with unsupported widgets\n\nIf an IPC4 topology contains an unsupported widget, its .module_info\nfield won't be set, then sof_ipc4_route_setup() will cause a kernel\nOops trying to dereference it. Add a check for such cases.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}