VULNERABILITY INTELLIGENCE
CVE-2026-56770
CVSS score7.5 HIGH
EPSS probability0.58%
CISA KEVNot currently listed
Published2026-06-25
Last modified2026-10-25
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
libais through 0.15 VdmStream::AddLine uses an unchecked sentinel value as a vector index when processing AIS sentences with empty or out-of-range sequential message IDs. Remote attackers can crash services or vessel systems by sending crafted AIVDM sentences over VHF marine radio or IP feeds, causing out-of-bounds memory access and potential corruption.
Weakness classification
- disclosure@vulncheck.com: CWE-129