Bug 2317144 (CVE-2024-9026)

Summary: CVE-2024-9026 php: PHP-FPM Log Manipulation Vulnerability
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in PHP-FPM, the FastCGI Process Manager. This vulnerability can allow an attacker to manipulate or remove up to 4 characters from log messages via crafted log content, potentially polluting or altering the final log. If PHP-FPM is configured to use syslog output, further log data manipulation is possible via the same vector.
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Description OSIDB Bzimport 2024-10-08 04:20:31 UTC
In PHP versions 8.1.* before 8.1.30, 8.2.* before 8.2.24, 8.3.* before 8.3.12, when using PHP-FPM SAPI and it is configured to catch workers output through catch_workers_output = yes, it may be possible to pollute the final log or remove up to 4 characters from the log messages by manipulating log message content. Additionally, if PHP-FPM is configured to use syslog output, it may be possible to further remove log data using the same vulnerability.

Comment 1 errata-xmlrpc 2024-12-11 11:44:25 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:10952 https://access.redhat.com/errata/RHSA-2024:10952

Comment 2 errata-xmlrpc 2024-12-11 11:44:49 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:10950 https://access.redhat.com/errata/RHSA-2024:10950

Comment 3 errata-xmlrpc 2024-12-11 11:45:07 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:10949 https://access.redhat.com/errata/RHSA-2024:10949

Comment 4 errata-xmlrpc 2024-12-11 11:45:28 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:10951 https://access.redhat.com/errata/RHSA-2024:10951

Comment 6 errata-xmlrpc 2025-05-13 10:35:39 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:7315 https://access.redhat.com/errata/RHSA-2025:7315