CVE-2025-64646
Multiple Vulnerabilities in IBM Concert Software
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Multiple Vulnerabilities in IBM Concert Software
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources.
- Record
CVE-2025-64646- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-14
- Updated
- 2026-11-02
EUVDEUVD-2025-209031
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources.
- Record
EUVD-2025-209031- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-6hcp-q563-cm49
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory...
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources.
- Record
GHSA-6hcp-q563-cm49- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-14
- Updated
- 2026-11-02
NVD
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources.
- Record
CVE-2025-64646- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-14
- Updated
- 2026-11-02
OSV
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources.
- Record
CVE-2025-64646- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-08
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-64646 is a medium vulnerability (CVSS 6.2) in Ibm Concert, published March 25, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 7th percentile. No source names a fixed version.