Heap Buffer Overflow Vulnerability in openFPGALoader by Trabucayre
CVE-2026-35170

7.1HIGH

Key Information:

Vendor

Trabucayre

Status
Openfpgaloader
Vendor
CVE Published:
6 April 2026

What is CVE-2026-35170?

A heap buffer overflow vulnerability exists in the BitParser::parseHeader() function of openFPGALoader, affecting versions 1.1.1 and earlier. This flaw can be triggered without the need for any FPGA hardware, allowing attackers to exploit the vulnerability by crafting a malicious .bit file, which could lead to out-of-bounds heap memory access. This issue poses a significant security risk, making it crucial for users to update their software to avoid potential exploitation.

Affected Version(s)

openFPGALoader <= 1.1.1

References

https://github.com/trabucayre/openFPGALoader/security/adv...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.