CVE-2017-15020 Information

Description

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.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

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;h=1da5c9a485f3dcac4c45e96ef4b7dae5948314b5

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8