Input validation error in Binutils - CVE-2017-9043

 

Input validation error in Binutils - CVE-2017-9043

Published: May 18, 2017 / Updated: August 8, 2020


Vulnerability identifier: #VU38978
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-9043
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: GNU
Affected software:
Binutils

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

readelf.c in GNU Binutils 2017-04-12 has a "shift exponent too large for type unsigned long" issue, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted ELF file.


How to mitigate CVE-2017-9043

Install update from vendor's website.

Sources