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https://github.com/nicm/fdm/commit/028f59bef0ea9435fb8fbe095b2939652ce63479
From 028f59bef0ea9435fb8fbe095b2939652ce63479 Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicholas.marriott@gmail.com>
Date: Mon, 3 Apr 2023 08:54:28 +0100
Subject: [PATCH] Fix use-after-free, GitHub issue 126.
---
connect.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/connect.c b/connect.c
index 1dc5db9..da8013e 100644
--- a/connect.c
+++ b/connect.c
@@ -550,8 +550,8 @@ httpproxy(struct server *srv,
if (strlen(line) < 12 ||
strncmp(line, "HTTP/", 5) != 0 ||
strncmp(line + 8, " 200", 4) != 0) {
- xfree(line);
xasprintf(cause, "unexpected data: %s", line);
+ xfree(line);
return (-1);
}
header = 1;
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