wolfSSL/wolfssl
1
0
Fork 1
mirror of https://github.com/wolfSSL/wolfssl.git synced 2025-07-30 02:37:28 +02:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #3578 from SparkiDev/x509_len

Browse Source 
ASN X509: Don't allow any more data after signature
This commit is contained in:
toddouska
2020-12-18 09:54:39 -08:00
committed by GitHub
parent b11b08bb10 a4f8a21b9b
commit bdd4799400
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
wolfcrypt/src/asn.c
View File

@ -6722,6 +6722,7 @@ static int GetSignature(DecodedCert* cert)
{
int length;
int ret;
ret = CheckBitString(cert->source, &cert->srcIdx, &length, cert->maxIdx, 1,
NULL);
if (ret != 0)
@ -6731,6 +6732,9 @@ static int GetSignature(DecodedCert* cert)
cert->signature = &cert->source[cert->srcIdx];
cert->srcIdx += cert->sigLength;
if (cert->srcIdx != cert->maxIdx)
return ASN_PARSE_E;
return 0;
}