CVE-2026-35170

HIGH

openFPGALoader has a heap buffer overflow in BitParser::parseHeader() via crafted .bit file

Title source: cna
STIX 2.1

Description

openFPGALoader is a utility for programming FPGAs. In 1.1.1 and earlier, a heap-buffer-overflow read vulnerability exists in BitParser::parseHeader() that allows out-of-bounds heap memory access when parsing a crafted .bit file. No FPGA hardware is required to trigger this vulnerability.

Scores

CVSS v3 7.1
EPSS 0.0001
EPSS Percentile 2.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-125
Status published
Products (2)
trabucayre/openfpgaloader < 1.1.1
trabucayre/openFPGALoader <= 1.1.1
Published Apr 06, 2026
Tracked Since Apr 07, 2026