CVE-2025-33130 Fixes to common vulnerabilities found in IBM Db2 Merge Backup for Linux, UNIX and Windows
An authenticated user can cause a crash in IBM DB2 Merge Backup via a stack buffer overflow, requiring a patch to mitigate.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-33130?
CVE-2025-33130 is a medium-severity memory corruption vulnerability in IBM DB2 Merge Backup for Linux, UNIX and Windows, published on 17 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
IBM DB2 Merge Backup for Linux, UNIX and Windows 12.1.0.0 could allow an authenticated user to cause the program to crash due to a buffer being overwritten when it is allocated on the stack.
Weakness: CWE-120
Which versions are affected by CVE-2025-33130?
It affects 1 product.
Products include Ibm Db2 Merge Backup.
How do I fix CVE-2025-33130?
No fix has been published for CVE-2025-33130 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-33130 being exploited?
There is no known exploitation of CVE-2025-33130 in the wild and no public exploit code.
Other vulnerabilities in IBM DB2 Merge Backup for Linux, UNIX and Windows
Sources
Also known as GHSA-qc7g-qpr2-qpjj.