Libdwarf

A double-free vulnerability was found in libdwarf. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

libdwarf 0.4.1 has a double free in _dwarf_exec_frame_instr in dwarf_frame.c. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

There is a heap-based buffer over-read in libdwarf 0.4.0. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

libdwarf 0.4.0 has a heap-based buffer over-read in _dwarf_check_string_valid in dwarf_util.c. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available.

dwarf_elf_load_headers.c in libdwarf before 2019-07-05 allows attackers to cause a denial of service (division by zero) via an ELF file with a zero-size section group (SHT_GROUP), as demonstrated by. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

The _dwarf_decode_s_leb128_chk function in dwarf_leb.c in libdwarf through 2017-06-28 allows remote attackers to cause a denial of service (Segmentation fault) via a crafted file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

dwarf_leb.c in libdwarf allows attackers to cause a denial of service (SIGSEGV). Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An issue, also known as DW201703-001, was discovered in libdwarf 2017-03-21. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An issue, also known as DW201703-002, was discovered in libdwarf 2017-03-21. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An issue, also known as DW201703-005, was discovered in libdwarf 2017-03-21. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An issue, also known as DW201703-006, was discovered in libdwarf 2017-03-21. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

dwarf_macro5.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (NULL pointer dereference) via a debugging information entry using DWARF5 and without a DW_AT_name. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

The dwarf_get_aranges_list function in dwarf_arrange.c in Libdwarf before 20161124 allows remote attackers to cause a denial of service (out-of-bounds read). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Heap-based buffer overflow in the _dwarf_skim_forms function in libdwarf/dwarf_macro5.c in Libdwarf before 20161124 allows remote attackers to cause a denial of service (out-of-bounds read). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.

(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow remote attackers to have unspecified impact via a crafted bit pattern in a signed leb number, aka a. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

dwarf_form.c in libdwarf 20160115 allows remote attackers to cause a denial of service (crash) via a crafted elf file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. This NULL Pointer Dereference vulnerability could allow attackers to crash the application by dereferencing a null pointer.

Integer overflow in the dwarf_die_deliv.c in libdwarf 20160613 allows remote attackers to cause a denial of service (crash) via a crafted file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity.

The read_line_table_program function in dwarf_line_table_reader_common.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via crafted input. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

The WRITE_UNALIGNED function in dwarf_elf_access.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds write and crash) via a crafted DWARF section. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The dwarf_dealloc function in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted DWARF section. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The dwarf_get_aranges_list function in libdwarf before 20160923 allows remote attackers to cause a denial of service (infinite loop and crash) via a crafted DWARF section. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a large length value in a compilation unit header. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The get_attr_value function in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted object with all-bits on. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The dwarf_get_macro_startend_file function in dwarf_macro5.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted string offset for. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The _dwarf_load_section function in libdwarf before 20160923 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The dump_block function in print_sections.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via crafted frame data. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The _dwarf_read_line_table_header function in dwarf_line_table_reader.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

dwarf_elf_access.c in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted file, related to relocation records. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The print_exprloc_content function in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The dwarf_get_xu_hash_entry function in libdwarf before 20160923 allows remote attackers to cause a denial of service (crash) via a crafted file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The print_frame_inst_bytes function in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available.

The _dwarf_calculate_info_section_end_ptr function in libdwarf before 20160923 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The create_fullest_file_path function in libdwarf before 20160923 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted dwarf file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The print_frame_inst_bytes function in libdwarf before 20160923 allows remote attackers to cause a denial of service (NULL pointer dereference) via an object file with empty bss-like sections. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The _dwarf_get_abbrev_for_code function in dwarf_util.c in libdwarf 20161001 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) by calling the dwarfdump command on. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available.

The _dwarf_get_abbrev_for_code function in dwarf_util.c in libdwarf 20161001 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) by calling the dwarfdump command on. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

The _dwarf_get_size_of_val function in libdwarf/dwarf_util.c in Libdwarf before 20161124 allows remote attackers to cause a denial of service (out-of-bounds read) by calling the dwarfdump command on. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

libdwarf 20151114 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a debug_abbrev section marked NOBITS in an ELF file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

The get_abbrev_array_info function in libdwarf-20151114 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted elf file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

The _dwarf_read_loc_section function in dwarf_loc.c in libdwarf 20160613 allows attackers to cause a denial of service (buffer over-read) via a crafted file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

libdwarf 2016-10-21 allows context-dependent attackers to obtain sensitive information or cause a denial of service by using the "malformed dwarf file" approach, related to a "Heap Buffer Over-read". Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.

The dwarf_read_cie_fde_prefix function in dwarf_frame2.c in libdwarf 20151114 allows attackers to cause a denial of service (out-of-bounds read) via a crafted ELF object file. Rated low severity (CVSS 3.3), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.