FreeIPMI up to 1.6.18 Fujitsu Sel String ipmi-sel-string-fujitsu-irmc-common.c _ipmi_sel_oem_fujitsu_get_sel_entry_long_text buffer overflow

Summaryinfo

A vulnerability was found in FreeIPMI up to 1.6.18. It has been classified as very critical. The impacted element is the function _ipmi_sel_oem_fujitsu_get_sel_entry_long_text of the file libfreeipmi/sel/ipmi-sel-string-fujitsu-irmc-common.c of the component Fujitsu Sel String Handler. The manipulation leads to buffer overflow. This vulnerability is traded as CVE-2026-85504. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in FreeIPMI up to 1.6.18 and classified as very critical. This issue affects the function _ipmi_sel_oem_fujitsu_get_sel_entry_long_text of the file libfreeipmi/sel/ipmi-sel-string-fujitsu-irmc-common.c of the component Fujitsu Sel String Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2026-85504 since 09/04/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/23/2026).

The vulnerability scanner Nessus provides a plugin with the ID 349117 (Fedora 44 : freeipmi (2026-febfd10293)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.6.19 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (349117). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• FreeIPMI

Version

• 1.6.0
• 1.6.1
• 1.6.2
• 1.6.3
• 1.6.4
• 1.6.5
• 1.6.6
• 1.6.7
• 1.6.8
• 1.6.9
• 1.6.10
• 1.6.11
• 1.6.12
• 1.6.13
• 1.6.14
• 1.6.15
• 1.6.16
• 1.6.17
• 1.6.18

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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