---
id: CVE-2025-36156
title: >-
  IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 is vulnerable
  to a stack-based buffer overflow, caused by improper bounds checking
summary: >-
  IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 is vulnerable
  to a stack-based buffer overflow, caused by improper bounds checking. A local
  user with access to the files storing CECSUB or CECRM on the container could
  ove…
severity: high
cvss: 7.4
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-119
vendor: ibm
product: infosphere_data_replication_vsam_for_z/os_remote_source
affected:
  - infosphere_data_replication_vsam_for_z/os_remote_source = 11.4
published: '2025-10-07'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T22:10:00.563'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-36156'
references:
  - url: 'https://www.ibm.com/support/pages/node/7247224'
    label: psirt@us.ibm.com
tags:
  - nvd
epss: 0.00124
epssPercentile: 0.01885
ingestedAt: '2026-10-08T22:11:53.798Z'
---

## Overview

IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local user with access to the files storing CECSUB or CECRM on the container could overflow the buffer and execute arbitrary code on the system.

## Affected

- `infosphere_data_replication_vsam_for_z/os_remote_source = 11.4`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.