CVE-2026-85508
Stack buffer overflow in FreeIPMI ipmi-oem Dell cmc-ipv6-info enabling RCE/DoS.
Is CVE-2026-85508 being exploited?
Not confirmed. CVE-2026-85508 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2026-85508?
CVE-2026-85508 is rated Critical. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-85508?
Yes. A fix has been recorded for CVE-2026-85508. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-85508 affect?
CVE-2026-85508 affects FreeIPMI < 1.6.19, ipmi-oem component, Systems using Dell CMC get-system-info cmc-ipv6-info. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-85508?
Upgrade to FreeIPMI 1.6.19+, restrict IPMI/BMC network access
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Stack-based buffer overflow in ipmi-oem (Dell cmc-ipv6-info) can cause crash or remote code execution when parsing crafted Dell CMC responses.
Immediate action required
- affected< 1.6.19
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.