Integer overflow in Binutils - CVE-2018-6543

 

Integer overflow in Binutils - CVE-2018-6543

Published: February 5, 2018


Vulnerability identifier: #VU10366
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-6543
CWE-ID: CWE-190
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 load_specific_debug_section function in GNU Binutilsdue to insufficient validation of user-supplied input. A remote attacker can submit a specially crafted Executable and Linkable Format (ELF) file, trigger integer overflow and cause the service to crash.

How to mitigate CVE-2018-6543

Install update from vendor's website.

Sources