Out-of-bounds write in Binutils - CVE-2017-7224

 

Out-of-bounds write in Binutils - CVE-2017-7224

Published: March 22, 2017 / Updated: August 8, 2020


Vulnerability identifier: #VU39407
CSH Severity: Medium
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:Green
CVE-ID: CVE-2017-7224
CWE-ID: CWE-787
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 perform a denial of service (DoS) attack.

The find_nearest_line function in objdump in GNU Binutils 2.28 is vulnerable to an invalid write (of size 1) while disassembling a corrupt binary that contains an empty function name, leading to a program crash.


How to mitigate CVE-2017-7224

Install update from vendor's website.

Sources