CVE-2025-10823

axboe fio options.c str_buffer_pattern_cb null pointer dereference

State: Published
Severity: 4.8 Medium
Published: Sep 22, 2025
Updated: Sep 23, 2025
Reserved: Sep 21, 2025

Description

A vulnerability was found in axboe fio up to 3.41. This affects the function str_buffer_pattern_cb of the file options.c. Performing manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been made public and could be used.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	3.3 Low	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R	VulDB
3.0	3.3 Low	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R	VulDB
2.0	1.7 Low	AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-476 NULL Pointer Dereference
CWE-404 Denial of Service

Affected Products

Product	Versions
fioaxboe	3.0Affected 3.1Affected 3.2Affected 3.3Affected 3.4Affected 3.5Affected 3.6Affected 3.7Affected 3.8Affected 3.9Affected 3.10Affected 3.11Affected 3.12Affected 3.13Affected 3.14Affected 3.15Affected 3.16Affected 3.17Affected 3.18Affected 3.19Affected 3.20Affected 3.21Affected 3.22Affected 3.23Affected 3.24Affected and 17 more versions

References

VDB-325180 | axboe fio options.c str_buffer_pattern_cb null pointer dereferencevdb-entrytechnical-description
VDB-325180 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #654069 | Jens Axboe Fio 3.41 / master commit 84787ad NULL Pointer Dereferencethird-party-advisory
https://github.com/axboe/fio/issues/1982issue-tracking
https://github.com/user-attachments/files/22266964/poc.zipexploit

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