Обсуждение: pgsql-server/src/backend/utils/adt geo_ops.c

CVSROOT:    /cvsroot
Module name:    pgsql-server
Changes by:    momjian@postgresql.org    02/08/29 19:05:44

Modified files:
    src/backend/utils/adt: geo_ops.c

Log message:
    Sir Mordred The Traitor <mordred@s-mail.com> writes:
    > Upon invoking a polygon(integer, circle) function a
    > src/backend/utils/adt/geo_ops.c:circle_poly() function will gets
    > called, which suffers from a buffer overflow.
    >
    > 2) A src/backend/adt/utils/geo_ops.c:path_encode() fails to detect a
    > buffer overrun condition. It is called in multiple places, the most
    > interesting are path_out() and poly_out() functions.

    > 5) A src/backend/utils/adt/geo_ops.c:path_add() also fails to detect
    > a simple buffer overrun.

    I've attached a patch which should fix these problems.

    Neil Conway