An issue was discovered in GNOME GLib before 2.66.7 and 2.67.x before 2.67.4. If g_byte_array_new_take() was called with a buffer of 4GB or more on a 64-bit platform the length would be truncated modulo 2**32 causing unintended length truncation.

🗓️ 25 Feb 2021 08:00:00Reported by MicrosoftType

GLib truncates array length for four gigabyte buffers on 64-bit platforms before versions 2.66.7 and 2.67.4.

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