Fix finding 421

padelsbach · padelsbach · commit c4a126c7fe8e · 2026-03-06T14:47:02.000-08:00
diff --git a/src/tpm2_wrap.c b/src/tpm2_wrap.c
@@ -3231,6 +3231,8 @@ int wolfTPM2_DecodeEccDer(const byte* der, word32 derSz, TPM2B_PUBLIC* pub,
         wc_ecc_free(key);
     }
 
+    TPM2_ForceZero(d, sizeof(d));
+
     return rc;
 }
 #endif /* HAVE_ECC */

Original file line number	Diff line number	Diff line change
`@@ -3231,6 +3231,8 @@ int wolfTPM2_DecodeEccDer(const byte* der, word32 derSz, TPM2B_PUBLIC* pub,`
`3231`	`3231`	`wc_ecc_free(key);`
`3232`	`3232`	`}`
`3233`	`3233`
	`3234`	`+ TPM2_ForceZero(d, sizeof(d));`
	`3235`	`+`
`3234`	`3236`	`return rc;`
`3235`	`3237`	`}`
`3236`	`3238`	`#endif /* HAVE_ECC */`