Skip to content

Stack-buffer-overflow-XRef-fetch #45

Description

@Aurorainfinity
$ ./pdf2json 01-Stack-buffer-overflow-XRef-fetch.pdf
ASAN:SIGSEGV
=================================================================
==89368==ERROR: AddressSanitizer: stack-overflow on address 0x7ffc9d6bcfe0 (pc 0x7f2cf5cba26e bp 0x000000000018 sp 0x7ffc9d6bcfd0 T0)
    #0 0x7f2cf5cba26d  (/usr/lib/x86_64-linux-gnu/libasan.so.2+0xb026d)
    #1 0x7f2cf5cb9d67  (/usr/lib/x86_64-linux-gnu/libasan.so.2+0xafd67)
    #2 0x7f2cf5c2cf4f  (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x22f4f)
    #3 0x7f2cf5ca34fe in operator new(unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x994fe)
    #4 0x4345c4 in XRef::fetch(int, int, Object*) /home/test/pdf2json_tmp/xpdf/XRef.cc:839
    #5 0x434835 in ObjectStream::ObjectStream(XRef*, int) /home/test/pdf2json_tmp/xpdf/XRef.cc:84
    #6 0x4345d6 in XRef::fetch(int, int, Object*) /home/test/pdf2json_tmp/xpdf/XRef.cc:839
    #7 0x434835 in ObjectStream::ObjectStream(XRef*, int) /home/test/pdf2json_tmp/xpdf/XRef.cc:84
    #8 0x4345d6 in XRef::fetch(int, int, Object*) /home/test/pdf2json_tmp/xpdf/XRef.cc:839
    #9 0x434835 in ObjectStream::ObjectStream(XRef*, int) /home/test/pdf2json_tmp/xpdf/XRef.cc:84
    #10 0x4345d6 in XRef::fetch(int, int, Object*) /home/test/pdf2json_tmp/xpdf/XRef.cc:839
    #11 0x434835 in ObjectStream::ObjectStream(XRef*, int) /home/test/pdf2json_tmp/xpdf/XRef.cc:84

ref:https://github.com/Aurorainfinity/Poc/tree/master/pdf2json
01-Stack-buffer-overflow-XRef-fetch.pdf

Activity

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Metadata

Metadata

Assignees

No one assigned

    Labels

    No labels
    No labels

    Projects

    No projects

      Milestone

      No milestone

      Relationships

      None yet

      Development

      No branches or pull requests

      Issue actions