Vulnerability Details CVE-2017-15022
dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not validate the DW_AT_name data type, which allows remote attackers to cause a denial of service (bfd_hash_hash NULL pointer dereference, or out-of-bounds access, and application crash) via a crafted ELF file, related to scan_unit_for_symbols and parse_comp_unit.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 62.8%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 4.3
References
- https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-bfd_hash_hash-hash-c/
- https://sourceware.org/bugzilla/show_bug.cgi?id=22201
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=11855d8a1f11b102a702ab76e95b22082cccf2f8
- https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-bfd_hash_hash-hash-c/
- https://sourceware.org/bugzilla/show_bug.cgi?id=22201
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=11855d8a1f11b102a702ab76e95b22082cccf2f8