CVE-2023-25588 : Security Advisory and Response

This CVE-2023-25588 relates to a flaw found in Binutils that can lead to an application crash and local denial of service due to the uninitialized field

the_bfd

of

asymbol

struct in the

bfd_mach_o_get_synthetic_symtab

function.

Understanding CVE-2023-25588

This section provides a detailed understanding of CVE-2023-25588 including its impact, affected systems, exploitation mechanism, and mitigation methods.

What is CVE-2023-25588?

CVE-2023-25588 is a vulnerability found in Binutils where the field

the_bfd

of

asymbol

struct is uninitialized in the

bfd_mach_o_get_synthetic_symtab

function, potentially leading to an application crash and denial of service.

The Impact of CVE-2023-25588

The impact of this vulnerability is rated as medium with a CVSS base score of 4.7. It has a high availability impact and requires user interaction locally. The confidentiality and integrity impacts are assessed as none.

Technical Details of CVE-2023-25588

This section delves into the technical aspects of CVE-2023-25588, including vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises due to the uninitialized field

the_bfd

of

asymbol

struct in the

bfd_mach_o_get_synthetic_symtab

function, potentially resulting in an application crash and local denial of service.

Affected Systems and Versions

The vulnerability affects various versions of Red Hat Enterprise Linux, including versions 6, 7, and 8, as well as Fedora 37. Specific package details for the affected systems are available with the respective collection URLs.

Exploitation Mechanism

The exploitation of this vulnerability requires local access and user interaction, making it essential to take appropriate preventive measures.

Mitigation and Prevention

In response to CVE-2023-25588, immediate steps should be taken to mitigate the impact and prevent potential exploitation.

Immediate Steps to Take

To mitigate the vulnerability, users are advised to apply relevant security updates and patches provided by the respective vendors. Additionally, monitoring for any suspicious activities and enforcing strict access controls can help prevent exploitation.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security assessments, and staying updated on security advisories can help bolster long-term security measures against such vulnerabilities.

Patching and Updates

Vendors like Red Hat are likely to release patches and updates to address CVE-2023-25588. It is crucial for users to promptly apply these patches to secure their systems and prevent potential security risks.