Multiple stack-based buffer overflows in the CertDecoder::GetName function in src/asn.cpp in TaoCrypt in yaSSL before 1.9.9 as used in mysqld in MySQL 5.0.x before 5.0.90 MySQL 5.1.x before 5.1.43 MySQL 5.5.x through 5.5.0-m2 and other products allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption and daemon crash) by establishing an SSL connection and sending an X.509 client certificate with a crafted name field as demonstrated by mysql_overflow1.py and the vd_mysql5 module in VulnDisco Pack Professional 8.11. NOTE: this was originally reported for MySQL 5.0.51a.

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Stack overflow

Multiple stack-based buffer overflows in the CertDecoder::GetName function in src/asn.cpp in TaoCrypt in yaSSL before 1.9.9, as used in mysqld in MySQL 5.0.x before 5.0.90, MySQL 5.1.x before 5.1.43, MySQL 5.5.x through 5.5.0-m2, and other products, allow remote attackers to execute arbitrary cod...

CVE-2009-4484

The CVE-2009-4484 issue affects yaSSL’s CertDecoder::GetName in taocrypt/src/asn.cpp (yaSSL before 1.9.9), which MySQL bundles and uses for SSL handshakes. A crafted X.509 client certificate name can trigger multiple stack-based buffer overflows, enabling remote code execution or memory corruptio...