CVE-2025-27533
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
Apache ActiveMQ: Unchecked buffer length can cause excessive memory allocation
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-27533
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | sid | fixed | 5.17.6+dfsg-2 |
| debian | bookworm | affected | |
| debian | trixie | fixed | 5.17.6+dfsg-2 |
| debian | bullseye | fixed | 5.16.1-1+deb11u2 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.apache.activemq:activemq-openwire-legacy | <5.16.8 | 5.16.8 |
| Maven | org.apache.activemq:activemq-client | <5.16.8 | 5.16.8 |
| Maven | org.apache.activemq:activemq-openwire-legacy | >=5.17.0,<5.17.7 | 5.17.7 |
| Maven | org.apache.activemq:activemq-openwire-legacy | >=5.18.0,<5.18.7 | 5.18.7 |
| Maven | org.apache.activemq:activemq-openwire-legacy | >=6.0.0,<6.1.6 | 6.1.6 |
| Maven | org.apache.activemq:activemq-client | >=5.17.0,<5.17.7 | 5.17.7 |
| Maven | org.apache.activemq:activemq-client | >=5.18.0,<5.18.7 | 5.18.7 |
| Maven | org.apache.activemq:activemq-client | >=6.0.0,<6.1.6 | 6.1.6 |
References
- https://security-tracker.debian.org/tracker/CVE-2025-27533
- https://nvd.nist.gov/vuln/detail/CVE-2025-27533
- https://github.com/apache/activemq/commit/fc4372b9f0f72b8b5eed917f0019c5cea45c5d06
- https://github.com/apache/activemq
- https://issues.apache.org/jira/browse/AMQ-6596
- https://lists.apache.org/thread/8hcm25vf7mchg4zbbhnlx2lc5bs705hg
- https://lists.debian.org/debian-lts-announce/2025/06/msg00020.html
- http://www.openwall.com/lists/oss-security/2025/05/06/1
Verify integrity in audit chain (admin only). AS-IS.