1 files changed, 40 insertions, 0 deletions
diff --git a/LibRaw-check-for-input-buffer-size-on-datastream-gets.patch b/LibRaw-check-for-input-buffer-size-on-datastream-gets.patch
new file mode 100644
index 0000000..50659e5
--- /dev/null
+++ b/LibRaw-check-for-input-buffer-size-on-datastream-gets.patch
@@ -0,0 +1,40 @@
+From fa329f37dca4a2c938f8abb50ee4a7ef93e64fbb Mon Sep 17 00:00:00 2001
+From: Alex Tutubalin <lexa@lexa.ru>
+Date: Mon, 12 Apr 2021 13:21:52 +0300
+Subject: [PATCH] check for input buffer size on datastream::gets
+
+---
+ src/libraw_datastream.cpp | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/libraw_datastream.cpp b/src/libraw_datastream.cpp
+index 606e5de73618..7e95bc749688 100644
+--- a/src/libraw_datastream.cpp
++++ b/src/libraw_datastream.cpp
+@@ -286,6 +286,7 @@ INT64 LibRaw_file_datastream::tell()
+ 
+ char *LibRaw_file_datastream::gets(char *str, int sz)
+ {
++  if(sz<1) return NULL;
+   LR_STREAM_CHK();
+   std::istream is(f.get());
+   is.getline(str, sz);
+@@ -417,6 +418,7 @@ INT64 LibRaw_buffer_datastream::tell()
+ 
+ char *LibRaw_buffer_datastream::gets(char *s, int sz)
+ {
++  if(sz<1) return NULL;
+   unsigned char *psrc, *pdest, *str;
+   str = (unsigned char *)s;
+   psrc = buf + streampos;
+@@ -609,6 +611,7 @@ INT64 LibRaw_bigfile_datastream::tell()
+ 
+ char *LibRaw_bigfile_datastream::gets(char *str, int sz)
+ {
++  if(sz<1) return NULL;
+   LR_BF_CHK();
+   return fgets(str, sz, f);
+ }
+-- 
+2.39.2
+