CVE-2022-31626 — mysqlnd/pdo password buffer overflow

Affected: PHP Group PHP

In PHP versions 7.4.x below 7.4.30, 8.0.x below 8.0.20, and 8.1.x below 8.1.7, when pdo_mysql extension with mysqlnd driver, if the third party is allowed to supply host to connect to and the password for the connection, password of excessive length can trigger a buffer overflow in PHP, which can lead to a remote code execution vulnerability.

USN-5479-1 — php7.2, php7.4, php8.0, php8.1 vulnerabilities

Affected: Ubuntu:18.04:LTS: php7.2, Ubuntu:20.04:LTS: php7.4, Ubuntu:22.04:LTS: php8.1

Charles Fol discovered that PHP incorrectly handled initializing certain arrays when handling the pg_query_params function. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-31625)

Charles Fol discovered that PHP incorrectly handled passwords in mysqlnd. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-31626)

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CVE-2022-31626 — mysqlnd/pdo password buffer overflow

USN-5479-1 — php7.2, php7.4, php8.0, php8.1 vulnerabilities