๐Ÿ›ก๏ธ CVE-2026-37537
๐ŸŸ  CVSS 8.1 โ€” High โœ… No Known Exploit CWE-190 NVD
8.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

collin80/Open-SAE-J1939 thru commit 744024d4306bc387857dfce439558336806acb06 (2023-03-08) contains an integer underflow leading to out-of-bounds write in Transport Protocol Data Transfer handling. At line 23: uint8_t index = data[0] - 1. When data[0] (sequence number from CAN frame) is 0, index underflows to 255. Subsequent write at tp_dt->data[255*7 + i-1] reaches offset 1791, exceeding the MAX_TP_DT buffer (1785 bytes) by 6 bytes.

Details

Severity HIGH
CVSS Score 8.1
CVSS Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CWE CWE-190
Public Exploit โœ… No
Source NVD
Published 2026-05-01
Updated 2026-06-02
Modified 2026-05-07
Fix URL N/A

Affected Packages

Software From version Fixed in
unknown โ€” โ€”

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