SB20251023132 - Red Hat Enterprise Linux 9 update for redis 

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Main Vulnerability Database SB20251023132

SB20251023132 - Red Hat Enterprise Linux 9 update for redis

Published: October 23, 2025 Updated: February 6, 2026

Security Bulletin ID SB20251023132
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Medium 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Integer overflow (CVE-ID: CVE-2025-46817)

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

The vulnerability exists due to integer overflow when processing Lua scripts. A remote user can pass specially crafted data to the application, trigger an integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Use-after-free (CVE-ID: CVE-2025-49844)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error. A remote user can use a specially crafted Lua script to manipulate the garbage collector and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.

References