SB2025111722 - Multiple vulnerabilities in IBM SAN Volume Controller, IBM Spectrum Virtualize and IBM FlashSystem products
Published: November 17, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Double free (CVE-ID: CVE-2025-32988)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when exporting a certificate with an otherName in the SAN (subject alternative name) extension. A remote attacker can trick the victim into export a specially crafted certificate, trigger a double free error on the ASN.1 structure and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) Heap-based buffer overflow (CVE-ID: CVE-2025-32989)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when handling the Certificate Transparency (CT) Signed Certificate Timestamp (SCT) extension during X.509 certificate parsing. A remote attacker can supply a specially crafted X.509 certificate to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.