SB2025092414 - Multiple vulnerabilities in IBM WatsonX BI Assistant

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Main Vulnerability Database SB2025092414

SB2025092414 - Multiple vulnerabilities in IBM WatsonX BI Assistant

Published: September 24, 2025

Security Bulletin ID SB2025092414
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Partial DoS

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Type Confusion (CVE-ID: CVE-2025-49796)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a type confusion error within the xmlSchematronFormatReport() function when processing sch:name elements in schematron.c. A remote attacker can pass specially crafted data to the application, trigger a type confusion error and crash the application. 


2) Not qualyfied (CVE-ID: CVE-2025-49795)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green


This issue does not qualify for vulnerability definition as it is present in the dev code that was never released outside of the dev tree. 

The original description:

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the xmlSchematronFormatReport() function when processing incorrect XPath expressions in Schematron schema reports. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.


3) Use-after-free (CVE-ID: CVE-2025-49794)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the xmlSchematronGetNode() function when processing XPath expressions in Schematron schema elements schematron.c. A remote attacker can pass specially crafted XML input to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References