CVE-2026-14355 Affecting php8.4-dba-debuginfo package, versions <0:8.4.23-1.amzn2023.0.1


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.28% (21st percentile)

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  • Snyk IDSNYK-AMZN2023-PHP84DBADEBUGINFO-18063788
  • published21 Jul 2026
  • disclosed3 Jul 2026

Introduced: 3 Jul 2026

CVE-2026-14355  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 php8.4-dba-debuginfo to version 0:8.4.23-1.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-1959.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php8.4-dba-debuginfo package and not the php8.4-dba-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

In PHP versions 8.2.* before 8.2.32, 8.3.* before 8.3.32, 8.4.* before 8.4.23, 8.5.* before 8.5.8, the AES-WRAP-PAD algorithm implementation in OpenSSL extension contains a buffer allocation flaw. The output buffer for the AES key-wrap-with-padding operation is sized from the plaintext length without accounting for RFC 5649 expansion. This may cause OpenSSL to write beyond allocated memory, corrupting heap metadata and triggering application abort.

CVSS Base Scores

version 3.1