A vulnerability was found in GNU cflow 1.7. It has been rated as problematic. This issue affects the function funcbody/parsevariabledeclaration of the file parser.c. The manipulation leads to denial of service. The exploit has been disclosed to the public and may be used. The identifier VDB-229373 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

GNU cflow through 1.6 has a use-after-free in the reference function in parser.c.

GNU cflow through 1.6 has a heap-based buffer over-read in the nexttoken function in parser.c.

Use-after-Free vulnerability in cflow 1.6 in the void call(char name, int line) function at src/parser.c, which could cause a denial of service via the pointer variable caller->callee.

A vulnerability classified as problematic was found in GNU cflow up to 1.8. Affected by this vulnerability is the function yylex of the file c.c of the component Lexer. The manipulation leads to null pointer dereference. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.

A vulnerability, which was classified as critical, has been found in GNU cflow up to 1.8. Affected by this issue is the function yylex of the file c.c of the component Lexer. The manipulation leads to buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.