FreeIPMI <1.6.19: Stack Buffer Overflow in _read_fru_data
CVE-2026-85509 Published on September 4, 2026
FreeIPMI before 1.6.19 has a stack-based buffer overflow in _read_fru_data in libfreeipmi/fru/ipmi-fru.c when a BMC returns more bytes than requested.
Vulnerability Analysis
CVE-2026-85509 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is a Stack Overflow Vulnerability?
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CVE-2026-85509 has been classified to as a Stack Overflow vulnerability or weakness.
Products Associated with CVE-2026-85509
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Affected Versions
FreeIPMI:- Before 1.6.19 is affected.