AddressSanitizer report memory leaks when use the packJPG

[ConcoctionSec]

Version

packJPG v2.5k (01/22/2016)

Environment

Ubuntu 18.04，64 bit

Command

Compile test program:

$ make clean all

Compile test program with address sanitizer with this command:

• Update Makefile:

CC = afl-gcc
CPP = afl-g++ 
LDFLAGS  =  -static-libgcc -static-libstdc++ -lstdc++fs

• Compile program:

$ export AFL_USE_ASAN=1
$ make clean all

Result

The result of running without ASAN:

$ ./packJPG $poc

--> packJPG v2.5k (01/22/2016) by Matthias Stirner / Se <--
Copyright 2006-2016 HTW Aalen University & Matthias Stirner
All rights reserved

Processing file  1 of  1 [                                    ]

files with errors:
------------------
/docker/packJPG-master//test/id_000012,sig_06,src_000189+000176,time_915983,op_splice,rep_2 (rst marker found out of place)
Processed  1 of  1 files [XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX]

-> 1 file(s) processed, 1 error(s), 0 warning(s)

Information obtained by using ASAN:

$ ./packJPG_asan $poc

--> packJPG v2.5k (01/22/2016) by Matthias Stirner / Se <--
Copyright 2006-2016 HTW Aalen University & Matthias Stirner
All rights reserved

Processing file  1 of  1 [                                    ]

files with errors:
------------------
/docker/packJPG-master//test/id_000012,sig_06,src_000189+000176,time_915983,op_splice,rep_2 (rst marker found out of place)
Processed  1 of  1 files [XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX]

-> 1 file(s) processed, 1 error(s), 0 warning(s)
=================================================================
==46==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 32 byte(s) in 1 object(s) allocated from:
    #0 0x7f9f479e15a7 in operator new(unsigned long) ../../../../src/libsanitizer/asan/asan_new_delete.cpp:99
    #1 0x55dbd89f93a8  (/docker/packJPG-master/source/packJPG_asan+0xa93a8)
    #2 0x62d0000003ff  (<unknown module>)

SUMMARY: AddressSanitizer: 32 byte(s) leaked in 1 allocation(s).
==========================================================================

Description

When we execute the command, asan reports the error: LeakSanitizer: detected memory leaks.

Poc

Poc file is this.