What is CVE-2026-7764?

CVE-2026-7764 is a medium-severity vulnerability in Morse Micro Halowlink 2, classified under Out-of-bounds Read. CVSS score: 6.8/10. Published 2026-06-04.

How severe is CVE-2026-7764?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Out-of-bounds Read in Morse Micro Halowlink 2

CVE-2026-7764

An out-of-bounds read vulnerability in the morse.ko HaLow Wi-Fi kernel driver in Morse Micro HaLowLink 2 software versions prior to 2.11.12 allows an unauthenticated attacker within radio range to disclose a small amount of kernel heap mem…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (3.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H.

Affected products

Morse Micro Halowlink 2 — versions 0
Morsemicro Halowlink_2
Morsemicro Halowlink_2_firmware

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

4ac701fe-44e9-4bcd-9585-dd6449257611 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-7764?: CVE-2026-7764 is a medium-severity vulnerability in Morse Micro Halowlink 2, classified under Out-of-bounds Read. CVSS score: 6.8/10. Published 2026-06-04.
How severe is CVE-2026-7764?: Medium severity. CVSS v3 base score is 6.8 out of 10.