Buffer overflow in Binutils - CVE-2017-7227
Published: March 22, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39410
CSH Severity: Medium
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:Green
CVE-ID: CVE-2017-7227
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GNU
Affected software:
Binutils
Binutils
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
GNU linker (ld) in GNU Binutils 2.28 is vulnerable to a heap-based buffer overflow while processing a bogus input script, leading to a program crash. This relates to lack of ' ' termination of a name field in ldlex.l.
How to mitigate CVE-2017-7227
Install update from vendor's website.