CVE-2025-12771 – IBM Concert Software Improper Restriction of Operations within the Bounds of a Memory Buffer.

CVE ID : CVE-2025-12771

Published : Dec. 26, 2025, 1:15 p.m. | 1 hour, 6 minutes ago

Description : IBM Concert 1.0.0 through 2.1.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system.

Severity: 7.8 | HIGH

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