Red Hat update for kpatch-patch

1) Cryptographic issues

EUVDB-ID: #VU20290

Risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-9506

CWE-ID: CWE-310 - Cryptographic Issues

Exploit availability: No

Description

The vulnerability allows an attacker to gain access to sensitive information.

The vulnerability exists due to a weakness in Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol core specification that allows an attacker with close proximity to the affected system to perform a man-in-the-middle attack on an encrypted Bluetooth connection.

Successful exploitation of the vulnerability may allow an attacker to gain access to sensitive information or perform unauthorized actions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux for IBM z Systems: 7.6

Red Hat Enterprise Linux for x86_64: 7.6

Red Hat Enterprise Linux for Power: 7.6

Red Hat Enterprise Linux Server: 7.6

CPE2.3

• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_ibm_z_systems:7.6:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux:7.6:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_for_power:7.6:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:o:red_hat:red_hat_enterprise_linux_server:7.6:*:*:*:*:red_hat_enterprise_linux:*:*

External links

https://access.redhat.com/errata/RHSA-2019:3231

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.