mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-23 14:13:35 +00:00
f3ec500d48
Unfortunately, github periodically changes output even for raw diffs (not just raw patches). I'm including the patch in nixpkgs. I was unable to do it without hash change. Even if I added binary equal file.
31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
From 22531545514043e04633e1c015c7540b9de9dbe4 Mon Sep 17 00:00:00 2001
|
|
From: Tim Kientzle <kientzle@acm.org>
|
|
Date: Fri, 22 Mar 2013 23:48:41 -0700
|
|
Subject: [PATCH] Limit write requests to at most INT_MAX. This prevents a
|
|
certain common programming error (passing -1 to write) from leading to other
|
|
problems deeper in the library.
|
|
|
|
---
|
|
libarchive/archive_write.c | 5 +++++
|
|
1 file changed, 5 insertions(+)
|
|
|
|
diff --git a/libarchive/archive_write.c b/libarchive/archive_write.c
|
|
index eede5e0..be85621 100644
|
|
--- a/libarchive/archive_write.c
|
|
+++ b/libarchive/archive_write.c
|
|
@@ -673,8 +673,13 @@ static ssize_t
|
|
_archive_write_data(struct archive *_a, const void *buff, size_t s)
|
|
{
|
|
struct archive_write *a = (struct archive_write *)_a;
|
|
+ const size_t max_write = INT_MAX;
|
|
+
|
|
archive_check_magic(&a->archive, ARCHIVE_WRITE_MAGIC,
|
|
ARCHIVE_STATE_DATA, "archive_write_data");
|
|
+ /* In particular, this catches attempts to pass negative values. */
|
|
+ if (s > max_write)
|
|
+ s = max_write;
|
|
archive_clear_error(&a->archive);
|
|
return ((a->format_write_data)(a, buff, s));
|
|
}
|
|
|