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CVE-2025-36136— IBM denial of service

Quick assessment

Affected
IBM Db2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

IBM Db2是美国国际商业机器（IBM）公司的一套关系型数据库管理系统。该系统的执行环境主要有UNIX、Linux、IBMi、z/OS以及Windows服务器版本。 IBM Db2 11.5.9及之前版本和12.1.3及之前版本存在安全漏洞，该漏洞源于数据库监视脚本在特定条件下错误检测实例状态，可能导致拒绝服务。

CVSS 5.1 · Medium EPSS 0.11% · P1
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I. Basic Information for CVE-2025-36136

Vulnerability Information
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Vulnerability Title
IBM denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local user to cause a denial of service due to the database monitor script incorrectly detecting that the instance is still starting under specific conditions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
IBM Db2 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Db2是美国国际商业机器（IBM）公司的一套关系型数据库管理系统。该系统的执行环境主要有UNIX、Linux、IBMi、z/OS以及Windows服务器版本。 IBM Db2 11.5.9及之前版本和12.1.3及之前版本存在安全漏洞，该漏洞源于数据库监视脚本在特定条件下错误检测实例状态，可能导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM Db2 11.5.0 ~ 11.5.9 cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-36136

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III. Intelligence Information for CVE-2025-36136

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Same Patch Batch · IBM · 2025-11-07 · 10 CVEs total

CVE-2025-36186 7.4 HIGH IBM Db2 privilege escalation
CVE-2024-47118 6.5 MEDIUM IBM Db2 is vulnerable to a denial of service as the server may crash under certain conditi
CVE-2025-36008 6.5 MEDIUM IBM Db2 denial of service
CVE-2025-36006 6.5 MEDIUM IBM Db2 denial of service
CVE-2025-33012 6.3 MEDIUM IBM Db2 improper account lockout
CVE-2025-36185 6.2 MEDIUM IBM Db2 denial of service
CVE-2025-36135 5.4 MEDIUM IBM Sterling B2B Integrator and IBM Sterling File Gateway are Vulnerable to Cross-Site Scr
CVE-2025-2534 5.3 MEDIUM IBM Db2 denial of service
CVE-2025-36131 4.6 MEDIUM IBM Db2 information disclosure

IV. Related Vulnerabilities

Same product: Db2
Same vendor: IBM
Same weakness: CWE-770

V. Comments for CVE-2025-36136

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