CVE-2026-56770Disclosure

LOWCVSS 8.7 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD 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.

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0.5/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-129

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

Patch or workaround signal is available
2 mentions across 2 observed days
Momentum state: stable

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 2 signals
Disclosure: 2 classified signals
Peaked 1d ago at 1 mentions (2026-06-25); latest day: 1
2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d

Signal classification1 categories

Disclosure

2100.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

Hugo | DevOps | Cybersecurity 🇱🇻@HugoValters90d
Disclosure
#CVE-2026-56770 - Out-of-bounds access in Libais <=0.15. Remote attackers can crash systems via crafted #AIS sentences. #CVSS 7.5. No patch available. Mitigate immediately. #100daysofcybersecurity #infosec #maritime #hackers #USA More detailed info: https://www.valtersit.com/cve/CVE-2026-56770
Post summary
An out‑of‑bounds access flaw in Libais 0.15 allows remote attackers to crash systems through crafted AIS sentences; no patch is available, so immediate mitigation is advised.
00001138
967 followersView on X
Vulmon Vulnerability Feed@VulmonFeeds91d
Disclosure
CVE-2026-56770 Out-of-Bounds Memory Access in libais VdmStream AddLine Message Processing https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-56770
Post summary
The note announces CVE-2026-56770, noting an out-of-bounds memory access vulnerability in libais’s VdmStream AddLine processing, and directs readers to a external vulnerability details page.
0000097
4.1K followersView on X

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