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fix: zeroize EC private-key DER before free #269

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fix: zeroize EC private-key DER before free #269

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3 changes: 3 additions & 0 deletions src/ecparam/clu_ecparam.c
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Original file line number Diff line number Diff line change
Expand Up @@ -280,6 +280,9 @@ int wolfCLU_ecparam(int argc, char** argv)
if (der != NULL) {
/* der was created by wolfSSL library so we assume
* that XMALLOC was used and call XFREE here */
if (derSz > 0) {
wolfCLU_ForceZero(der, derSz);
}
Comment on lines +283 to +285
XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
}
}
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