Vulnerability Details CVE-2017-15020
dwarf1.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles pointers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted ELF file, related to parse_die and parse_line_table, as demonstrated by a parse_die heap-based buffer over-read.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 46.5%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 6.8
References
- https://blogs.gentoo.org/ago/2017/10/03/binutils-heap-based-buffer-overflow-in-parse_die-dwarf1-c/
- https://sourceware.org/bugzilla/show_bug.cgi?id=22202
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=1da5c9a485f3dcac4c45e96ef4b7dae5948314b5
- https://blogs.gentoo.org/ago/2017/10/03/binutils-heap-based-buffer-overflow-in-parse_die-dwarf1-c/
- https://sourceware.org/bugzilla/show_bug.cgi?id=22202
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=1da5c9a485f3dcac4c45e96ef4b7dae5948314b5