CVE-2019-19880

La función exprListAppendList en el archivo window.c en SQLite versión 3.30.1, permite a atacantes desencadenar una desreferencia del puntero no válida porque los valores enteros constantes en las cláusulas ORDER BY de las definiciones de ventana son manejados inapropiadamente.

It was discovered that SQLite incorrectly handled certain shadow tables. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. It was discovered that SQLite incorrectly handled certain corrupt records. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.