CVE-2022-42012

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

Published Oct 9, 2022 CVSS 3.1 · 6.5 Medium EPSS 1.8% KEV · Not listed
Description
An issue was discovered in D-Bus before 1.12.24, 1.13.x and 1.14.x before 1.14.4, and 1.15.x before 1.15.2. An authenticated attacker can cause dbus-daemon and other programs that use libdbus to crash by sending a message with attached file descriptors in an unexpected format.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-3142-1 dbus security update
Debian DSA Debian DSA DSA-5250-1 dbus security update
EUVD EUVD EUVD-2022-45112 An issue was discovered in D-Bus before 1.12.24, 1.13.x and 1.14.x before 1.14.4, and 1.15.x before 1.15.2. An authenticated attacker can cause dbus-daemon and other programs that use libdbus to crash by sending a message with attached file descriptors in an unexpected format.
Ubuntu USN Ubuntu USN USN-5704-1 DBus vulnerabilities
History
Type Values Removed Values Added
Weaknesses CWE-20
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jun 9, 2025, 3:04 PM
Reserved
Oct 3, 2022, 12:00 AM
Status
Modified
Published
Oct 10, 2022, 12:15 AM
Modified
Jun 17, 2026, 5:04 AM
Severity
Moderate
Public date
Oct 5, 2022, 12:00 AM