depot/third_party/nixpkgs/pkgs/by-name/li/libiconv-darwin/0002-Fix-ISO-2022-out-of-bounds-write-with-encoded-charac.patch

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From 6a2c81d23558d19a68d5494f8f8618bd55c89405 Mon Sep 17 00:00:00 2001
From: Randy Eckenrode <randy@largeandhighquality.com>
Date: Mon, 27 May 2024 13:43:43 -0400
Subject: [PATCH 2/2] Fix ISO-2022 out-of-bounds write with encoded characters
---
libiconv_modules/ISO2022/citrus_iso2022.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/libiconv_modules/ISO2022/citrus_iso2022.c b/libiconv_modules/ISO2022/citrus_iso2022.c
index 46da1d6..c2eeaa8 100644
--- a/libiconv_modules/ISO2022/citrus_iso2022.c
+++ b/libiconv_modules/ISO2022/citrus_iso2022.c
@@ -1031,7 +1031,7 @@ _ISO2022_sputwchar(_ISO2022EncodingInfo * __restrict ei, wchar_t wc,
{
_ISO2022Charset cs;
char *p;
- char tmp[MB_LEN_MAX];
+ char tmp[MB_LEN_MAX + 4];
size_t len;
int bit8, i = 0, target;
unsigned char mask;
@@ -1196,7 +1196,7 @@ _citrus_ISO2022_put_state_reset(_ISO2022EncodingInfo * __restrict ei,
size_t * __restrict nresult)
{
char *result;
- char buf[MB_LEN_MAX];
+ char buf[MB_LEN_MAX + 4];
size_t len;
int ret;
@@ -1225,7 +1225,7 @@ _citrus_ISO2022_wcrtomb_priv(_ISO2022EncodingInfo * __restrict ei,
_ISO2022State * __restrict psenc, size_t * __restrict nresult)
{
char *result;
- char buf[MB_LEN_MAX];
+ char buf[MB_LEN_MAX + 4];
size_t len;
int ret;
--
2.44.1