CVE-2021-32256
binutils: stack-overflow issue in demangle_type in rust-demangle.c.
Severity
UnknownRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 18, 2023
Updated · November 21, 2025
Description
An issue was discovered in GNU libiberty, as distributed in GNU Binutils 2.36. It is a stack-overflow issue in demangle_type in rust-demangle.c.
Statement
Red Hat Product Security does not consider this to be a vulnerability. Although this is a medium priority CVE, it cannot be used to compromise the security of a system. As such the only affect the bug has is to cause some of the binutils' binary inspection tools to fail, and then only if given malicious, malformed input.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 0CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:N
CWE-121 · Stack-based Buffer Overflow