Buffer overflow in extproc in Oracle 10g allows remote attackers to execute arbitrary code via environment variables in the library name, which are expanded after the length check is performed.
Multiple buffer overflows in the XML Database (XDB) functionality for Oracle 9i Database Release 2 allow local users to cause a denial of service or hijack user sessions.
Vulnerability in Oracle 8.0.x through 9.0.1 on Unix allows local users to overwrite arbitrary files, possibly via a symlink attack or incorrect file permissions in (1) the ORACLE_HOME/rdbms/log directory or (2) an alternate directory as specified in the ORACLE_HOME environmental variable, aka the "Oracle File Overwrite Security Vulnerability."
Buffer overflow in otrcrep in Oracle 8.0.x through 9.0.1 allows local users to execute arbitrary code via a long ORACLE_HOME environment variable, aka the "Oracle Trace Collection Security Vulnerability."