Improper input validation in Binutils - CVE-2018-7208

 

Improper input validation in Binutils - CVE-2018-7208

Published: March 5, 2018


Vulnerability identifier: #VU10837
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-7208
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 attacker to cause DoS condition on the target system.

The weakness exists in the coff_pointerize_aux function in the coffgen.c source code due to insufficient validation of an index. A remote attacker can create a specially crafted COFF file, trick the victim into opening it, trigger a segmentation fault and cause the service to crash.

How to mitigate CVE-2018-7208

Install update from vendor's website.

Sources