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.

INFO

Published Date :

2026-05-01T00:00:00.000Z

Last Modified :

2026-05-01T19:44:56.296Z

Source :

mitre
AFFECTED PRODUCTS

The following products are affected by CVE-2026-37537 vulnerability.

Vendors Products
Collin80
  • Open-sae-j1939
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-37537.

URL Resource
https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381 cve-icon cve-icon
https://github.com/DanielMartensson/Open-SAE-J1939 cve-icon cve-icon
https://github.com/collin80/Open-SAE-J1939 cve-icon cve-icon
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