{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T17:45:51.597","vulnerabilities":[{"cve":{"id":"CVE-2023-54250","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-12-30T13:16:13.660","lastModified":"2026-04-15T00:35:42.020","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: avoid out of bounds access in decode_preauth_ctxt()\n\nConfirm that the accessed pneg_ctxt->HashAlgorithms address sits within\nthe SMB request boundary; deassemble_neg_contexts() only checks that the\neight byte smb2_neg_context header + (client controlled) DataLength are\nwithin the packet boundary, which is insufficient.\n\nChecking for sizeof(struct smb2_preauth_neg_context) is overkill given\nthat the type currently assumes SMB311_SALT_SIZE bytes of trailing Salt."},{"lang":"es","value":"En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nksmbd: evitar el acceso fuera de límites en decode_preauth_ctxt()\n\nConfirmar que la dirección pneg_ctxt->HashAlgorithms accedida se encuentra dentro del límite de la solicitud SMB; deassemble_neg_contexts() solo verifica que el encabezado smb2_neg_context de ocho bytes + (DataLength controlada por el cliente) estén dentro del límite del paquete, lo cual es insuficiente.\n\nVerificar sizeof(struct smb2_preauth_neg_context) es excesivo dado que el tipo actualmente asume SMB311_SALT_SIZE bytes de Salt final."}],"metrics":{},"references":[{"url":"https://git.kernel.org/stable/c/39f5b4b313b445c980a2a295bed28228c29228ed","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a2f6ded41bec1d3be643c80a5eb97f1680309001","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e7067a446264a7514fa1cfaa4052cdb6803bc6a2","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f02edb9debbd36f44efa7567031485892c7df60d","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}]}}]}