Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-19234— Power System Buffer Overflow

Quick assessment

Affected
IBM Power Systems Firmware
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 Power Systems Firmware是美国IBM公司的一款服务器固件管理工具。 IBM Power Systems Firmware FW1120.00版本、FW1110.00至FW1110.30版本和FW1060.00至FW1060.80版本存在缓冲区错误漏洞，该漏洞源于主机固件启动过程镜像验证路径问题，具有服务处理器服务访问权限的攻击者可提供恶意构造的代码更新镜像，导致在主机系统上执行任意代码，影响主机系统的机密性、完整性和可用性。

CVSS 8.2 · High EPSS 0.12% · P2

Affected Version Matrix 3

VendorProduct Version RangeStatus
IBM Power Systems Firmware FW1120.00 affected
FW1110.00≤ FW1110.30 affected
FW1060.00≤ FW1060.80 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-19234

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Power System Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the host firmware boot process image validation path. An attacker with service access to the service processor can supply a maliciously crafted code update image, allowing arbitrary code to be executed on the host system. Successful exploitation could result in a confidentiality, integrity, and availability impact to the affected host system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
IBM Power Systems Firmware 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Power Systems Firmware是美国IBM公司的一款服务器固件管理工具。 IBM Power Systems Firmware FW1120.00版本、FW1110.00至FW1110.30版本和FW1060.00至FW1060.80版本存在缓冲区错误漏洞，该漏洞源于主机固件启动过程镜像验证路径问题，具有服务处理器服务访问权限的攻击者可提供恶意构造的代码更新镜像，导致在主机系统上执行任意代码，影响主机系统的机密性、完整性和可用性。
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 Power Systems Firmware FW1120.00 cpe:2.3:o:ibm:power_systems_firmware:fw1120.00:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19234

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-19234

请登录查看更多情报信息。

Other References for CVE-2026-19234 (1)

Same Patch Batch · IBM · 2026-08-19 · 107 CVEs total

CVE-2026-15068 9.9 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16816 9.9 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16862 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16919 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16917 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16656 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16913 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16864 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16834 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16845 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16872 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16894 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16885 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16882 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16840 9.8 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16687 9.6 CRITICAL Power System Buffer Overflow
CVE-2026-16903 9.6 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16835 9.6 CRITICAL Power System Improper Certificate Validation
CVE-2026-16839 9.4 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS
CVE-2026-16822 9.3 CRITICAL Vulnerabilities in IBM AIX and PowerVM VIOS

Showing top 20 of 107 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Power Systems Firmware
Same vendor: IBM
Same weakness: CWE-121

V. Comments for CVE-2026-19234

No comments yet

Leave a comment