Out-of-bounds write in Binutils - CVE-2021-32256
Published: April 16, 2024
Vulnerability identifier: #VU88554
CSH Severity: Medium
CVSSv4.0: 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-2021-32256
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Binutils
Binutils
Software vendor:
GNU
GNU
Description
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a boundary error when processing untrusted input in demangle_type in rust-demangle.c. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and perform a denial of service attack.
Remediation
Install updates from vendor's website.