CVE-2026-28224

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when the server receives an opcryptkeycallback packet without prior authentication, the portservercryptcallback handler is not initialized, resulting in a null pointer dereference and...

CVE-2026-28212

Firebird is an open-source relational database management system. In versions prior to 6.0.0, 5.0.4, 4.0.7 and 3.0.14, when processing an opslice network packet, the server passes an unprepared structure containing a null pointer to the SDLinfo function, resulting in a null pointer dereference an...

EUVD-2026-23490

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the sdldesc function does not validate the length of a decoded SDL descriptor from a slice packet. A zero-length descriptor is later used to calculate the number of slice items, causing...

CVE-2026-35215

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the sdldesc function does not validate the length of a decoded SDL descriptor from a slice packet. A zero-length descriptor is later used to calculate the number of slice items, causing...

CVE-2026-35215

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the sdldesc function does not validate the length of a decoded SDL descriptor from a slice packet. A zero-length descriptor is later used to calculate the number of slice items, causing...

CVE-2026-34232 Firebird: DoS via `op_response` packet from client

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the xdrstatusvector function does not handle the iscargcstring type when decoding an opresponse packet, causing a server crash when one is encountered in the status vector. An...

EUVD-2026-23486

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the xdrstatusvector function does not handle the iscargcstring type when decoding an opresponse packet, causing a server crash when one is encountered in the status vector. An...

CVE-2026-34232

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the xdrstatusvector function does not handle the iscargcstring type when decoding an opresponse packet, causing a server crash when one is encountered in the status vector. An...

EUVD-2026-23468

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when the server receives an opcryptkeycallback packet without prior authentication, the portservercryptcallback handler is not initialized, resulting in a null pointer dereference and...

CVE-2026-28224

Firebird CVE-2026-28224 affects Firebird server prior to 5.0.4, 4.0.7, and 3.0.14. When the server receives an op_crypt_key_callback packet without prior authentication, the port_server_crypt_callback handler is not initialized, causing a null pointer dereference and a server crash. An unauthenti...

CVE-2026-28212 Firebird has potential server crash via null pointer dereference when processing op_slice packet

Firebird is an open-source relational database management system. In versions prior to 6.0.0, 5.0.4, 4.0.7 and 3.0.14, when processing an opslice network packet, the server passes an unprepared structure containing a null pointer to the SDLinfo function, resulting in a null pointer dereference an...

CVE-2026-28212 Firebird has potential server crash via null pointer dereference when processing op_slice packet

Firebird is an open-source relational database management system. In versions prior to 6.0.0, 5.0.4, 4.0.7 and 3.0.14, when processing an opslice network packet, the server passes an unprepared structure containing a null pointer to the SDLinfo function, resulting in a null pointer dereference an...

PT-2026-33477

Name of the Vulnerable Software and Affected Versions Firebird versions prior to 6.0.0 Firebird versions prior to 5.0.4 Firebird versions prior to 4.0.7 Firebird versions prior to 3.0.14 Description An unauthenticated attacker can cause a server crash by sending a crafted packet to the server por...

Firebird security vulnerabilities

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, offering multiple ANSI SQL-92 features. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the server failing to...

Firebird security vulnerabilities

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, which include multiple ANSI SQL-92 functions. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the assumption...

Firebird security vulnerabilities

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, which include multiple ANSI SQL-92 functions. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the...

PT-2026-33480

Name of the Vulnerable Software and Affected Versions Firebird versions prior to 5.0.4 Firebird versions prior to 4.0.7 Firebird versions prior to 3.0.14 Description An unauthenticated attacker can cause a server crash by sending an 'op crypt key callback' packet before authentication. This occur...

CVE-2026-34232: Improper Handling of Syntactically Invalid Structure

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the xdrstatusvector function does not handle the iscargcstring type when decoding an opresponse packet, causing a server crash when one is encountered in the status vector. An...

CVE-2026-28212: NULL Pointer Dereference

Firebird is an open-source relational database management system. In versions prior to 6.0.0, 5.0.4, 4.0.7 and 3.0.14, when processing an opslice network packet, the server passes an unprepared structure containing a null pointer to the SDLinfo function, resulting in a null pointer dereference an...

Firebird security vulnerabilities

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, offering multiple ANSI SQL-92 features. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the lack of validation...