tkurbad-overlay/media-gfx/openscad/files/openscad-2021.01-CVE-2022-0497-Out-of-bounds-memory-access-in-comment.patch

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2024-11-05 12:51:21 +01:00
From https://github.com/openscad/openscad/commit/84addf3c1efbd51d8ff424b7da276400bbfa1a4b Mon Sep 17 00:00:00 2001
From: Torsten Paul <Torsten.Paul@gmx.de>
Date: Sat, 5 Feb 2022 18:45:29 +0100
Subject: [PATCH 02/11] CVE-2022-0497 Out-of-bounds memory access in comment
parser.
Public issue:
https://github.com/openscad/openscad/issues/4043
Fix in master branch:
https://github.com/openscad/openscad/pull/4044
--- a/src/comment.cpp
+++ b/src/comment.cpp
@@ -92,7 +92,7 @@ static std::string getComment(const std::string &fulltext, int line)
}
int end = start + 1;
- while (fulltext[end] != '\n') end++;
+ while (end < fulltext.size() && fulltext[end] != '\n') end++;
std::string comment = fulltext.substr(start, end - start);
--
2.35.1