DEBIAN-CVE-2026-50750
Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broker will crash with OOM. This issue affects Apache ActiveMQ Broker: from 5.19.7 before 5.19.8, from 6.2.6 before 6.2.7; Apache ActiveMQ: from 5.19.7 before 5.19.8, from 6.2.6 before 6.2.7; Apache ActiveMQ All: from 5.19.7 before 5.19.8, from 6.2.6 before 6.2.7. Users are recommended to upgrade to version 6.2.7, which fixes the issue.
DEBIAN-CVE-2026-50750
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2026-50750
activemq
Source reference: /affected/0/package/name
- Affected versions
- 5.17.2+dfsg-2
Source reference:
/affected/0/versions5.17.2+dfsg-2+deb12u1Source reference:
/affected/0/versions5.17.6+dfsg-1Source reference:
/affected/0/versions5.17.6+dfsg-2Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
activemq
Source reference: /affected/1/package/name
- Affected versions
- 5.17.6+dfsg-2
Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "activemq",
"purl": "pkg:deb/debian/activemq?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"5.17.2+dfsg-2",
"5.17.2+dfsg-2+deb12u1",
"5.17.6+dfsg-1",
"5.17.6+dfsg-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-50750.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "activemq",
"purl": "pkg:deb/debian/activemq?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"5.17.6+dfsg-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-50750.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #57246 · Revision 1
- Added to Heist Feed
- Publisher date