CVE-2021-44490

An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can cause a calculation of the size of calls to memset in op_fnj3 in sr_port/op_fnj3.c to result in an extremely large value in order to cause a segmentation fault and crash the application. This is a "- (digs < 1 ? 1 : digs)" subtraction.

An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can cause a calculation of the size of calls to memset in op_fnj3 in sr_port/op_fnj3.c to result in an extremely large value in order to cause a segmentation fault and crash the application. This is a "- (digs < 1 ? 1 : digs)" subtraction.

Se ha detectado un problema en YottaDB versiones hasta r1.32 y V7.0-000. Usando una entrada diseñada, los atacantes pueden causar un cálculo del tamaño de las llamadas a memset en la función op_fnj3 en el archivo sr_port/op_fnj3.c para que resulte en un valor extremadamente grande con el fin de causar un fallo de segmentación y bloquear la aplicación. Esto es una sustracción "- (digs ( 1 ? 1 : digs)"