CVE-2026-85445
MOOS-IvP through 24.8.1 BHV_IPF Demultiplexer Memory Exhaustion via Packet Count
- State
- Published
- Severity
- 8.7 High
- Published
- Sep 3, 2026
- Updated
- Sep 4, 2026
- Reserved
- Sep 3, 2026
Description
MOOS-IvP through 24.8.1 contains a denial of service vulnerability in the Demuxer::addMuxPacket() function that trusts the packet count declared in mux headers without validation. Attackers can declare arbitrarily large packet counts to trigger unbounded memory allocation, exhausting system resources and causing service unavailability.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | VulnCheck |
Weaknesses
- CWE-789 Memory Allocation with Excessive Size Value
Affected Products
| Product | Versions |
|---|---|
moos-ivpmoos-ivp |
|
References
- Pull Request #129issue-trackingpatch
- Proposed fix commit (pull request not merged)patch
- https://github.com/moos-ivp/moos-ivpproduct
- Demuxer.cpp (verified sink)technical-description
- VulnCheck Advisory: MOOS-IvP through 24.8.1 BHV_IPF Demultiplexer Memory Exhaustion via Packet Countthird-party-advisory
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