Red Hat Enterprise Linux 9 update for libinput

1) Format string error

EUVDB-ID: #VU62452

Risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-1215

CWE-ID: CWE-134 - Use of Externally-Controlled Format String

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a format string error during logging operation. A local user with ability to control the device name, e.g. /dev/uinput or Bluetooth devices can trigger a format string error and execute arbitrary code on the system with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 9.0

Red Hat Enterprise Linux for ARM 64 - Extended Update Support: 9.0

Red Hat Enterprise Linux for ARM 64: 9

Red Hat Enterprise Linux for Power, little endian - Extended Update Support: 9.0

Red Hat Enterprise Linux for Power, little endian: 9

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support: 9.0

Red Hat Enterprise Linux for IBM z Systems: 9

Red Hat Enterprise Linux for x86_64 - Extended Update Support: 9.0

Red Hat Enterprise Linux for x86_64: 9

libinput (Red Hat package): before 1.19.3-2.el9_0

External links

http://access.redhat.com/errata/RHSA-2022:5257

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.