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UBUNTU-CVE-2026-44236
Heap buffer overflow in AMQP login handshake via undersized connection.tune.frame_max
AI summary snake-internal / snake-template-v1
A weakness called UBUNTU-CVE-2026-44236 was discovered in Heap buffer overflow in AMQP.
Severity is Info. Low severity or not yet rated.
What you should do: update the affected software to the latest version. If unsure, ask your IT team or search the vendor's site for "Heap buffer overflow in AMQP UBUNTU-CVE-2026-44236".
UBUNTU-CVE-2026-44236 (Heap buffer overflow in AMQP). Severity: Info.
Response plan:
1. Check the vendor advisory for affected versions and the patched release.
2. If a vulnerable version is running in production, schedule maintenance (urgency from KEV/CVSS).
3. If no patch yet, mitigate via WAF rule, disabling the affected feature, etc.
4. Monitor logs / SIEM for known IOC and PoC signatures of this CVE.
PoCs and fix commits: see the 'References' section, MITRE, and NVD.
❓ What is the problem
A weakness (UBUNTU-CVE-2026-44236) in Heap buffer overflow in AMQP. A serious software flaw has been identified.
📍 Affected scope
Target versions of Heap buffer overflow in AMQP (see vendor advisory). If running in production, identify exposure immediately.
🔥 Severity
Severity: Info. Low severity or not yet rated.
🔧 How to fix
Update to the patched release as listed in the vendor advisory.
🛡️ Workaround
If a patch is not yet available, consider disabling the affected feature, applying WAF rules, blocking via network ACLs, or isolating the vulnerable version.
🔍 Detection
Check version information, scan dependencies via SBOM, and monitor SIEM for IOC and PoC signatures related to this CVE.
Affected packages
Ubuntu:Pro:14.04:LTS
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:16.04:LTS
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.0-1ubuntu2.1"}]}]
Ubuntu:24.04:LTS
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.0-1ubuntu0.1"}]}]
Ubuntu:25.10
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.0-1ubuntu0.25.10.1"}]}]
Ubuntu:26.04:LTS
librabbitmq
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.0-1ubuntu0.26.04.1"}]}]