What is CVE-2026-37534?

CVE-2026-37534 is a critical-severity vulnerability in N/a, classified under Integer Underflow. CVSS score: 9.8/10. Published 2026-05-01.

How severe is CVE-2026-37534?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Integer overflow in N/a

CVE-2026-37534

Integer underflow vulnerability in Open-SAE-J1939 thru commit b6caf884df46435e539b1ecbf92b6c29b345bdfe (2025-11-30) in SAE_J1939_Read_Transport_Protocol_Data_Transfer,allows attackers to write to arbitrary memory via crafted sequence numbe…

EPSS: 0.000 (6.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-191 — Integer Underflow

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-37534?: CVE-2026-37534 is a critical-severity vulnerability in N/a, classified under Integer Underflow. CVSS score: 9.8/10. Published 2026-05-01.
How severe is CVE-2026-37534?: Critical severity. CVSS v3 base score is 9.8 out of 10.