SB20240711159 - Debian update for ruby3.1



SB20240711159 - Debian update for ruby3.1

Published: July 11, 2024

Security Bulletin ID SB20240711159
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 33% Medium 67%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2024-27280)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the "ungetbyte" and "ungetc" methods. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.


2) Input validation error (CVE-ID: CVE-2024-27281)

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input when parsing .rdoc_options as a YAML file. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.


3) Out-of-bounds read (CVE-ID: CVE-2024-27282)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Regex search. A remote attacker can pass specially crafted string to the application, trigger an out-of-bounds read error and read contents of heap memory on the system.


Remediation

Install update from vendor's website.