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[bug #63609] Fix a buffer overrun in warn_undefined.
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From: |
Dmitry Goncharov |
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Subject: |
[bug #63609] Fix a buffer overrun in warn_undefined. |
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Date: |
Tue, 3 Jan 2023 00:23:01 -0500 (EST) |
Follow-up Comment #1, bug #63609 (project make):
The following code in warn_undefined causes a buffer overrun
++++
if (memcmp (*cp, name, len) == 0 && (*cp)[len] == '\0')
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when len exceeds strlen (*cp). This happens when make needs to expand a
variable whos name is longer than *cp,
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