CVE-2026-85506 Memory corruption in FreeIPMI
A stack-based buffer overflow in FreeIPMI allows attackers to execute arbitrary code or cause denial of service via crafted IPMI responses.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-85506?
CVE-2026-85506 is a critical memory corruption vulnerability in FreeIPMI, published on 4 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ipmi-oem in FreeIPMI before 1.6.19 has a stack-based buffer overflow in _get_dell_system_info_idrac_info in ipmi-oem/ipmi-oem-dell.c (idrac-info subcommand to dell get-system-info).
Weakness: CWE-121
Which versions are affected by CVE-2026-85506?
How do I fix CVE-2026-85506?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-85506 being exploited?
There is no known exploitation of CVE-2026-85506 in the wild and no public exploit code.
Sources
Also known as AZL-99113, BELL-CVE-2026-85506, DEBIAN-CVE-2026-85506, GHSA-9xrr-58pp-j5vm, UBUNTU-CVE-2026-85506.