CVE-2017-14939

decode_line_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles a length calculation, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file, related to read_1_byte.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.5^/10

CVSS v3.0 : MEDIUM

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

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=515f23e63c0074ab531bc954f84ca40c6281a724	Issue Tracking Patch Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=22169	Issue Tracking Patch Third Party Advisory
https://blogs.gentoo.org/ago/2017/09/26/binutils-heap-based-buffer-overflow-in-read_1_byte-dwarf2-c/	Patch Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/101216
https://www.exploit-db.com/exploits/42970/

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:binutils:2.29:*:*:*:*:*:*:*

Information

Published : 2017-09-30 01:29

Updated : 2019-10-03 00:03

NVD link : CVE-2017-14939

Mitre link : CVE-2017-14939

JSON object : View

Products Affected

gnu

binutils

CWE

CWE-125

Out-of-bounds Read

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