be7e51a083
Addresses: https://github.com/NixOS/nixpkgs/issues/73624 https://github.com/NixOS/nixpkgs/issues/70086
52 lines
1.8 KiB
Diff
52 lines
1.8 KiB
Diff
commit 89d71b01d606e57ecec2c2930c145bb20ba5bbe3
|
|
Author: Leon Bottou <leon@bottou.org>
|
|
Date: Fri Jul 13 08:46:22 2018 -0400
|
|
|
|
fix hongfuzz crash.
|
|
|
|
diff --git a/libdjvu/DjVmDir.cpp b/libdjvu/DjVmDir.cpp
|
|
index d322323..a6a39e0 100644
|
|
--- a/libdjvu/DjVmDir.cpp
|
|
+++ b/libdjvu/DjVmDir.cpp
|
|
@@ -299,7 +299,13 @@ DjVmDir::decode(const GP<ByteStream> &gstr)
|
|
memcpy((char*) strings+strings_size, buffer, length);
|
|
}
|
|
DEBUG_MSG("size of decompressed names block=" << strings.size() << "\n");
|
|
-
|
|
+ if (strings[strings.size()-1] != 0)
|
|
+ {
|
|
+ int strings_size=strings.size();
|
|
+ strings.resize(strings_size+1);
|
|
+ strings[strings_size] = 0;
|
|
+ }
|
|
+
|
|
// Copy names into the files
|
|
const char * ptr=strings;
|
|
for(pos=files_list;pos;++pos)
|
|
diff --git a/libdjvu/miniexp.cpp b/libdjvu/miniexp.cpp
|
|
index 6a5cd90..828addc 100644
|
|
--- a/libdjvu/miniexp.cpp
|
|
+++ b/libdjvu/miniexp.cpp
|
|
@@ -1065,7 +1065,7 @@ print_c_string(const char *s, char *d, int flags, size_t len)
|
|
c = (unsigned char)(*s++);
|
|
if (char_quoted(c, flags))
|
|
{
|
|
- char buffer[10];
|
|
+ char buffer[16]; /* 10+1 */
|
|
static const char *tr1 = "\"\\tnrbf";
|
|
static const char *tr2 = "\"\\\t\n\r\b\f";
|
|
buffer[0] = buffer[1] = 0;
|
|
diff --git a/tools/csepdjvu.cpp b/tools/csepdjvu.cpp
|
|
index 7ed13ad..fab9472 100644
|
|
--- a/tools/csepdjvu.cpp
|
|
+++ b/tools/csepdjvu.cpp
|
|
@@ -1834,7 +1834,7 @@ main(int argc, const char **argv)
|
|
ByteStream::create(GURL::Filename::UTF8(arg),"rb");
|
|
BufferByteStream ibs(*fbs);
|
|
do {
|
|
- char pagename[16];
|
|
+ char pagename[20];
|
|
sprintf(pagename, "p%04d.djvu", ++pageno);
|
|
if (opts.verbose > 1)
|
|
DjVuPrintErrorUTF8("%s","--------------------\n");
|