Malformed GAP submessage triggers assertion failure
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.9%
exploitation probability
0.9%top 44% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
eProsima · Fast-DDSReferences
https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-assert-230509.pcaphttps://github.com/eProsima/Fast-DDS/blob/v2.9.1/include/fastdds/rtps/common/SequenceNumber.h#L238-L252https://github.com/eProsima/Fast-DDS/blob/v2.9.1/src/cpp/rtps/reader/StatefulReader.cpp#L863https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-fcr6-x23w-94wphttps://www.debian.org/security/2023/dsa-5481