High severity7.5NVD Advisory· Published Aug 11, 2023· Updated Jun 17, 2026

CVE-2023-39534

Description

eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.10.0, 2.9.2, and 2.6.5, a malformed GAP submessage can trigger assertion failure, crashing FastDDS. Version 2.10.0, 2.9.2, and 2.6.5 contain a patch for this issue.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Eprosima/FastDDS4 versions
cpe:2.3:a:eprosima:fast_dds:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:eprosima:fast_dds:*:*:*:*:*:*:*:*range: >=2.6.0,<2.6.5
- cpe:2.3:a:eprosima:fast_dds:2.10.0:rc1:*:*:*:*:*:*
- (no CPE)range: <2.10.0, <2.9.2, <2.6.5
- (no CPE)range: < 2.6.5
Debian/linux2 versions
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-assert-230509.pcapnvdThird Party Advisory
github.com/eProsima/Fast-DDS/blob/v2.9.1/include/fastdds/rtps/common/SequenceNumber.hnvdThird Party Advisory
github.com/eProsima/Fast-DDS/blob/v2.9.1/src/cpp/rtps/reader/StatefulReader.cppnvdThird Party Advisory
github.com/eProsima/Fast-DDS/security/advisories/GHSA-fcr6-x23w-94wpnvdThird Party Advisory
www.debian.org/security/2023/dsa-5481nvdThird Party Advisory

News mentions

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cvss	0.488
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000