Home » Red Hat Enterprise Linux: New Vulnerability! Vulnerability allows information disclosure

Red Hat Enterprise Linux: New Vulnerability! Vulnerability allows information disclosure

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Red Hat Enterprise Linux: New Vulnerability!  Vulnerability allows information disclosure

There is a current IT security warning for Red Hat Enterprise Linux. Here you can find out which vulnerabilities are involved, which products are affected and what you can do.

The Federal Office for Security in der Informationstechnik (BSI) reported a security advisory for Red Hat Enterprise Linux on 06/07/2023. The Linux operating system and the product Red Hat Enterprise Linux are affected by the vulnerability.

The latest manufacturer recommendations regarding updates, workarounds and security patches for this vulnerability can be found here: Red Hat Security Advisory (Stand: 06.06.2023).

Security Advisory for Red Hat Enterprise Linux – Risk: Medium

Risk level: 2 (medium)
CVSS Base Score: 5,5
CVSS Temporal Score: 4,8
Remote Attack: No

The Common Vulnerability Scoring System (CVSS) is used to assess the severity of vulnerabilities in computer systems. The CVSS standard makes it possible to compare potential or actual security vulnerabilities based on various metrics in order to better prioritize countermeasures. The attributes “none”, “low”, “medium”, “high” and “critical” are used for the severity of a vulnerability. The base score assesses the prerequisites for an attack (including authentication, complexity, privileges, user interaction) and its consequences. The Temporal Score also takes into account changes over time with regard to the risk situation. According to the CVSS, the risk of the current vulnerability is rated as “medium” with a base score of 5.5.

Red Hat Enterprise Linux Bug: Vulnerability allows information disclosure

Red Hat Enterprise Linux (RHEL) is a popular Linux distribution.

A local attacker could exploit a vulnerability in Red Hat Enterprise Linux to disclose information.

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The vulnerability is identified with the individual CVE serial number (Common Vulnerabilities and Exposures) CVE-2023-1055 traded.

Systems affected by the vulnerability at a glance

operating system
Linux

Products
Red Hat Enterprise Linux 9 (cpe:/o:redhat:enterprise_linux)

General measures for dealing with IT security gaps

  1. Users of the affected systems should keep them up to date. When security gaps become known, manufacturers are required to remedy them as quickly as possible by developing a patch or a workaround. If new security updates are available, install them promptly.
  2. For information, consult the sources listed in the next section. These often contain further information on the latest version of the software in question and the availability of security patches or tips on workarounds.
  3. If you have any further questions or are uncertain, please contact your responsible administrator. IT security officers should regularly check the sources mentioned to see whether a new security update is available.

Manufacturer information on updates, patches and workarounds

At this point there are further links with information about bug reports, security fixes and workarounds.

Red Hat Security Advisory vom 2023-06-06 (07.06.2023)
For more information, see: https://access.redhat.com/errata/RHSA-2023:3489

Version history of this security alert

This is the initial version of this IT Security Advisory for Red Hat Enterprise Linux. If updates are announced, this text will be updated. You can understand the changes made using the following version history.

06/07/2023 – Initial version

+++ Editorial note: This text was created with AI support based on current BSI data. We accept feedback and comments at [email protected]. +++

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