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touch up negative value sanity check, fix CID 210741 sanity check

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This commit is contained in:
JacobBarthelmeh
2023-10-27 14:50:13 -06:00
parent 33c4054cbb
commit a2032dfb36
1 changed files with 3 additions and 2 deletions
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5
src/x509.c
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@@ -1558,7 +1558,7 @@ int wolfSSL_X509V3_EXT_print(WOLFSSL_BIO *out, WOLFSSL_X509_EXTENSION *ext,
XFREE(val, NULL, DYNAMIC_TYPE_TMP_BUFFER);
return rc;
}
if (tmpLen + valLen > tmpSz) {
if ((tmpLen + valLen) >= tmpSz) {
XFREE(val, NULL, DYNAMIC_TYPE_TMP_BUFFER);
return rc;
}
@@ -6482,7 +6482,8 @@ static int X509PrintSignature_ex(WOLFSSL_BIO* bio, byte* sig,
break;
}
}
if (valLen >= ((int)sizeof(tmp) - tmpLen - 1)) {
if ((tmpLen < 0) || (valLen < 0) ||
(valLen >= ((int)sizeof(tmp) - tmpLen - 1))) {
ret = WOLFSSL_FAILURE;
break;
}