Glibc
Get information about the GLibc
P = ParamSpec('P') module-attribute ¶
T = TypeVar('T') module-attribute ¶
glibc_version = pwndbg.config.add_param('glibc', '', 'GLIBC version for heap heuristics resolution (e.g. 2.31)', scope='heap') module-attribute ¶
safe_lnk = pwndbg.config.add_param('safe-linking', None, 'whether glibc use safe-linking (on/off/auto)', param_class=pwndbg.lib.config.PARAM_AUTO_BOOLEAN) module-attribute ¶
OnlyWhenGlibcLoaded(function) ¶
check_safe_linking() ¶
Safe-linking is a glibc 2.32 mitigation; see: - https://lanph3re.blogspot.com/2020/08/blog-post.html - https://research.checkpoint.com/2020/safe-linking-eliminating-a-20-year-old-malloc-exploit-primitive/
dump_elf_data_section() ¶
Dump .data section of libc ELF file
dump_relocations_by_section_name(section_name) ¶
Dump relocations of a section by section name of libc ELF file
get_libc_filename_from_info_sharedlibrary() ¶
Get the filename of the libc by parsing the output of info sharedlibrary.
get_section_address_by_name(section_name) ¶
Find section address of libc by section name