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-rw-r--r--debian/patches/upstream/0001-zcat-buffer-overrun.patch18
1 files changed, 18 insertions, 0 deletions
diff --git a/debian/patches/upstream/0001-zcat-buffer-overrun.patch b/debian/patches/upstream/0001-zcat-buffer-overrun.patch
new file mode 100644
index 0000000..92d98a6
--- /dev/null
+++ b/debian/patches/upstream/0001-zcat-buffer-overrun.patch
@@ -0,0 +1,18 @@
+Author: Antonio Diaz Diaz <antonio@gnu.org>
+Description: zcat.cc: Fixed a buffer overrun on outbuf when '-v' is used.
+
+diff -Naurp zutils/zcat.cc zutils/zcat.cc
+--- zutils/zcat.cc
++++ zutils/zcat.cc
+@@ -232,8 +232,9 @@ int cat( int infd, const int format_inde
+ enum { buffer_size = 4096 };
+ // buffer with space for sentinel newline at the end
+ uint8_t * const inbuf = new uint8_t[buffer_size+1];
+- // buffer with space for character quoting and 255-digit line number
+- uint8_t * const outbuf = new uint8_t[(4*buffer_size)+256];
++ // buffer with space for character quoting, 255-digit line number and
++ // worst case flushing respect to inbuf.
++ uint8_t * const outbuf = new uint8_t[(5*buffer_size)+256];
+ int retval = 0;
+ Children children;
+ if( !set_data_feeder( input_filename, &infd, children, format_index ) )