CVE-2026-42804 Bosch Sensortec BHI360 SensorAPI - Buffer Overflow

Bosch Sensortec BHI360 SensorAPI (C-Library) up to commit d6b200416a contains a stack-based buffer overflow caused by unchecked memcpy of debug frame payload in bhi360_parse_debug_message(), letting locally or physically positioned attackers execute arbitrary code or cause denial of service via crafted debug frames.

CVSS base score 7.6 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.25% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution, Denial Of Service
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-121

Vendor fix

Update to a version after commit d6b200416a that fixes the buffer overflow or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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