A suspicious unsigned integer overflow which may bypass check

2019-01-23 Thread Li,Peng(R&D Center, USA)
Hi There Peng Li and Shengjian Guo at Baidu XLab found a suspicious unsigned integer overflow which may bypass a check unintentionally. The bug is found in function get_data of readelf.c of version 2.31.51.20190117. static void * get_data (void * var, Filedata * fileda

c++filt stack overflow bug

2018-09-14 Thread Li,Peng(R&D Center, USA)
Hi There Peng Li at Baidu X-Lab found a stack overflow bug in c++filt of the latest binutils code base, I have confirmed it with address sanitizer. Please use the “c++filt < stack_overflow_input ” to reproduce the bug. If you have any questions, please let me know. Thanks Peng stack_overflo