CVE-2021-32256

2023-07-1800:00:00

ubuntu.com

cve-2021-32256

gnu binutils 2.36

stack-overflow

demangle_type

rust-demangle.c

security impact

denial of service

untrusted input

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

21.2%

JSON

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.

Notes

Author	Note
	Priority reason: No real security impact as binutils is not generally expected to handle untrusted input and the most likely impact is a denial of service.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlibiberty< anyUNKNOWN
ubuntu20.04noarchlibiberty< anyUNKNOWN
ubuntu22.04noarchlibiberty< anyUNKNOWN
ubuntu23.10noarchlibiberty< anyUNKNOWN
ubuntu24.04noarchlibiberty< anyUNKNOWN
ubuntu16.04noarchlibiberty< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	libiberty	< any	UNKNOWN
ubuntu	20.04	noarch	libiberty	< any	UNKNOWN
ubuntu	22.04	noarch	libiberty	< any	UNKNOWN
ubuntu	23.10	noarch	libiberty	< any	UNKNOWN
ubuntu	24.04	noarch	libiberty	< any	UNKNOWN
ubuntu	16.04	noarch	libiberty	< any	UNKNOWN