fastdds — security advisory
eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5, a data submessage sent to PDP port raises unhandled `BadParamException` in fastcdr, which in turn crashes fastdds. Versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5 contain a patch for this issue.
- Products
- fastdds
- Affected versions
- 2.9.1+ds-1
- Fixed versions
- 2.10.1+ds-3, 2.9.1+ds-1+deb12u1
- CVEs
- CVE-2023-39945
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 15:56 UTC · Revision 1
Source evidence
eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5, a data submessage sent to PDP port raises unhandled `BadParamException` in fastcdr, which in turn crashes fastdds. Versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5 contain a patch for this issue.
osv:DEBIAN-CVE-2023-39945
fastdds
Fixed versions: 2.9.1+ds-1+deb12u1
fastdds
Fixed versions: 2.10.1+ds-3
Complete source record
{
"id": "4b6e5a8b61224df93bff2313ff35aa309bfdf747035df7b705348497df4d58b9",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-39945",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-39945",
"summary": "eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5, a data submessage sent to PDP port raises unhandled `BadParamException` in fastcdr, which in turn crashes fastdds. Versions 2.11.0, 2.10.2, 2.9.2, and 2.6.5 contain a patch for this issue.",
"evidence": "osv:DEBIAN-CVE-2023-39945",
"products": [
{
"name": {
"value": "fastdds",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.9.1+ds-1+deb12u1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": [
{
"value": "2.9.1+ds-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "fastdds",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.10.1+ds-3",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2023-39945",
"aliases": [
"DEBIAN-CVE-2023-39945"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.9.1+ds-1+deb12u1"
}
]
}
],
"package": {
"name": "fastdds",
"purl": "pkg:deb/debian/fastdds?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"2.9.1+ds-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-39945.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.10.1+ds-3"
}
]
}
],
"package": {
"name": "fastdds",
"purl": "pkg:deb/debian/fastdds?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-39945.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:02:31.344839990Z",
"provider": "osv",
"upstream": [
"CVE-2023-39945"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-39945"
]
},
"related_cves": [
{
"value": "CVE-2023-39945",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 456155,
"published_at": "2023-08-11T14:15:13.363+00:00"
}