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linux-sunxi / sunxi-tools

A collection of command line tools for ARM devices with Allwinner SoCs.
http://linux-sunxi.org/
GNU General Public License v2.0
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a memory leak was discovered in bin2fex #186

Open Asteriska001 opened 1 year ago

Asteriska001 commented 1 year ago

Description

A memory leak bug was discovered in function script_section_new /AFLplusplus/my_test/sunxi-tools-master/valid/sunxi-tools-master/script.c:63:17

Version

Version v1.4 (Lastest commit)

Environment

Ubuntu 18.04, 64bit

Reproduce

Command

git clone the Lastest Version firstly.
make
./bin2fex  ./poc

POC file at the bottom of this report.

ASAN Report

=================================================================
==13486==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 64 byte(s) in 1 object(s) allocated from:
    #0 0x4982ad in malloc (/AFLplusplus/my_test/sunxi-tools-master/valid/sunxi-tools-master/sunxi-fexc+0x4982ad)
    #1 0x4ce9cc in script_section_new /AFLplusplus/my_test/sunxi-tools-master/valid/sunxi-tools-master/script.c:63:17
    #2 0x4ca07b in script_parse /AFLplusplus/my_test/sunxi-tools-master/valid/sunxi-tools-master/fexc.c:142:9
    #3 0x4ca07b in main /AFLplusplus/my_test/sunxi-tools-master/valid/sunxi-tools-master/fexc.c:331:13
    #4 0x7f40bd4a6082 in __libc_start_main /build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16

SUMMARY: AddressSanitizer: 64 byte(s) leaked in 1 allocation(s).

POC

Any issue plz contact with me: id_000002,sig_11,src_000000,time_1066,op_havoc,rep_4.zip

asteriska001@gmail.com OR: twitter: @Asteriska8