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CVE-2022-47008

binutils: memory leak in make_tempdir() and make_tempname() in bucomm.c

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · June 16, 2022

Updated · November 21, 2025

Description

A memory leak was found in binutils in the make_tempdir and make_tempname functions. This flaw allows an attacker to use a set of steps to trigger a memory leak and perform a denial of service, resulting in a loss of the system's availability.

Statement

The issue is classified as low severity primarily because binutils is not typically exposed to untrusted inputs in most environments, limiting its exploitation potential. The memory leak in bucomm.c only triggers during the parsing of malformed files, which would require an attacker to convince a user to process a malicious file. Moreover, binutils does not handle privileged operations, meaning exploitation is unlikely to lead to system compromise or escalation of privileges. Additionally, the impact is localized to the application itself, without affecting the broader system or network security.

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 · 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption