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Fencer Vulns
critical 9.8

CVE-2026-85504 json

FreeIPMI before 1.6.19 has a stack-based buffer overflow in _ipmi_sel_oem_fujitsu_get_sel_entry_long_text in libfreeipmi/sel/ipmi-sel-strin…

published 2026-09-04 2 mo ago modified 2026-09-08 2 mo ago also EUVD-2026-70881

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

FreeIPMI before 1.6.19 has a stack-based buffer overflow in _ipmi_sel_oem_fujitsu_get_sel_entry_long_text in libfreeipmi/sel/ipmi-sel-string-fujitsu-irmc-common.c via malformed Fujitsu SEL long-text responses.

Patch / fix

  • FreeIPMI FreeIPMI 1.6.19
  • freeipmi Debian 14 1.6.19-1

debian advisories DEBIAN-CVE-2026-85504

  • freeipmi Ubuntu 22.04 LTS 1.6.9-2ubuntu0.22.04.4
  • freeipmi Ubuntu 24.04 LTS 1.6.13-3ubuntu0.2
  • freeipmi Ubuntu 26.04 LTS 1.6.16-1ubuntu0.2
  • freeipmi Ubuntu Pro 14.04 LTS 1.1.5-3ubuntu3.3+esm2
  • freeipmi Ubuntu Pro 16.04 LTS 1.4.11-1.1ubuntu4.1~0.16.04.1~esm2
  • freeipmi Ubuntu Pro 18.04 LTS 1.4.11-1.1ubuntu4.1+esm2
  • freeipmi Ubuntu Pro 20.04 LTS 1.6.4-3ubuntu1.1+esm2

ubuntu advisories UBUNTU-CVE-2026-85504

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • freeipmi SLES for SAP 15 SP6, SLES for SAP 15 SP5, SLES for SAP 15 SP4 +8 more 1.6.8-150400.3.6.1
  • freeipmi Linux Micro 6.1 1.6.14-slfo.1.1_4.1

suse advisories SUSE-SU-2026:4277-1SUSE-SU-2026:23746-1

  • freeipmi openSUSE Leap 16.0 1.6.15-160000.5.1
  • freeipmi openSUSE Tumbleweed 1.6.19-1.1

opensuse advisories openSUSE-SU-2026:21883-1openSUSE-SU-2026:11797-1

  • freeipmi AlmaLinux 9 1.6.20-1.el9_8
  • freeipmi-ipmiseld AlmaLinux 9 1.6.20-1.el9_8
  • freeipmi-ipmidetectd AlmaLinux 9 1.6.20-1.el9_8
  • freeipmi-bmc-watchdog AlmaLinux 9 1.6.20-1.el9_8
  • freeipmi AlmaLinux 8 1.6.20-1.el8_10
  • freeipmi-ipmiseld AlmaLinux 8 1.6.20-1.el8_10
  • freeipmi-ipmidetectd AlmaLinux 8 1.6.20-1.el8_10
  • freeipmi-bmc-watchdog AlmaLinux 8 1.6.20-1.el8_10

almalinux advisories ALSA-2026:89753ALSA-2026:89754ALSA-2026:89905

  • freeipmi Rocky Linux 10 1.6.20-1.el10_2
  • freeipmi Rocky Linux 9 1.6.20-1.el9_8
  • freeipmi Rocky Linux 8 1.6.20-1.el8_10

rocky linux advisories RLSA-2026:89905RLSA-2026:89753RLSA-2026:89754

  • freeipmi Azure Linux 3.0 1.6.19-1

azure linux advisories AZL-99101

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-85504 updated cvss 7.5

FreeIPMI: FreeIPMI: Arbitrary code execution via malformed Fujitsu System Event Log responses

  • Red Hat Enterprise Linux 6 freeipmi, freeipmi-ipmidetectd, freeipmi-bmc-watchdog
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 freeipmi, freeipmi-ipmiseld, freeipmi-ipmidetectd, freeipmi-bmc-watchdog
    affected: workaround, no fix available
  • Red Hat Enterprise Linux AppStream (v. 9) freeipmi 1.6.20-1.el9_8, freeipmi-ipmiseld 1.6.20-1.el9_8, freeipmi-ipmidetectd 1.6.20-1.el9_8, freeipmi-bmc-watchdog 1.6.20-1.el9_8
    fixed: vendor fix RHSA-2026:89753
  • Red Hat Enterprise Linux AppStream (v. 10) freeipmi 1.6.20-1.el10_2, freeipmi-ipmiseld 1.6.20-1.el10_2, freeipmi-ipmidetectd 1.6.20-1.el10_2, freeipmi-bmc-watchdog 1.6.20-1.el10_2
    fixed: vendor fix RHSA-2026:89905
  • Red Hat Enterprise Linux BaseOS (v. 8) freeipmi 1.6.20-1.el8_10, freeipmi-ipmiseld 1.6.20-1.el8_10, freeipmi-ipmidetectd 1.6.20-1.el8_10, freeipmi-bmc-watchdog 1.6.20-1.el8_10
    fixed: vendor fix RHSA-2026:89754
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) freeipmi-devel 1.6.20-1.el9_8, freeipmi-debuginfo 1.6.20-1.el9_8, freeipmi-debugsource 1.6.20-1.el9_8, freeipmi-ipmiseld-debuginfo 1.6.20-1.el9_8, freeipmi-ipmidetectd-debuginfo 1.6.20-1.el9_8, freeipmi-bmc-watchdog-debuginfo 1.6.20-1.el9_8
    fixed: vendor fix RHSA-2026:89753
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) freeipmi-devel 1.6.20-1.el10_2, freeipmi-debuginfo 1.6.20-1.el10_2, freeipmi-debugsource 1.6.20-1.el10_2, freeipmi-ipmiseld-debuginfo 1.6.20-1.el10_2, freeipmi-ipmidetectd-debuginfo 1.6.20-1.el10_2, freeipmi-bmc-watchdog-debuginfo 1.6.20-1.el10_2
    fixed: vendor fix RHSA-2026:89905
  • Red Hat Enterprise Linux CRB (v. 8) freeipmi-devel 1.6.20-1.el8_10, freeipmi-debuginfo 1.6.20-1.el8_10, freeipmi-debugsource 1.6.20-1.el8_10, freeipmi-ipmiseld-debuginfo 1.6.20-1.el8_10, freeipmi-ipmidetectd-debuginfo 1.6.20-1.el8_10, freeipmi-bmc-watchdog-debuginfo 1.6.20-1.el8_10
    fixed: vendor fix RHSA-2026:89754

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 mo ago

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • FreeIPMI FreeIPMI

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.