CVE-2022-42012

dbus: `_dbus_marshal_byteswap` doesn't process fds in messages with "foreign" endianness correctly

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · October 5, 2022

Updated · November 21, 2025

Description

A vulnerability found in D-bus. This flaw allows an authenticated attacker to cause dbus-daemon and other programs that use libdbus to crash by sending a message with attached file descriptors in an unexpected format.

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 · 6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption