Improper Neutralization of Null Byte or NUL Character Affecting php8.3-bcmath-debuginfo package, versions <0:8.3.16-1.amzn2023.0.1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.02% (5th percentile)

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  • Snyk IDSNYK-AMZN2023-PHP83BCMATHDEBUGINFO-9298050
  • published7 Mar 2025
  • disclosed8 Oct 2024

Introduced: 8 Oct 2024

CVE-2024-9026  (opens in a new tab)
CWE-158  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 php8.3-bcmath-debuginfo to version 0:8.3.16-1.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2025-873.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php8.3-bcmath-debuginfo package and not the php8.3-bcmath-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1