p PatchFirst

CVE-2022-4900

CVE-2022-4900 · Potential buffer overflow in php_cli_server_startup_workers

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A vulnerability was found in PHP where setting the environment variable PHP_CLI_SERVER_WORKERS to a large value leads to a heap buffer overflow.

CVSS 6.2 · Medium · EPSS 0.4% · Fix available

Published
Updated

Stack: system · php

Affected products and versions

  • php

    Versions
    • 8.0.22: Not affected

    No fix published

  • red hat enterprise linux 6

    No fix published

  • red hat enterprise linux 7

    No fix published

  • red hat enterprise linux 8

    No fix published

  • red hat enterprise linux 9

    No fix published

  • red hat software collections

    No fix published

  • fedora

    No fix published

  • php7.4 Debian:11

    Versions
    • 7.4.21-1+deb11u1
    • 7.4.25-1+deb11u1
    • 7.4.26-1
    • 7.4.28-1+deb11u1
    • 7.4.30-1+deb11u1
    • 7.4.33-1+deb11u1
    • 7.4.33-1+deb11u3
    • 7.4.33-1+deb11u4
    • 7.4.33-1+deb11u5
    Affected ranges
    • ECOSYSTEM: < 7.4.33-1+deb11u6

    Update to 7.4.33-1+deb11u6

  • php7.4 Ubuntu:20.04:LTS

    Versions
    • 7.4.3-4build1
    • 7.4.3-4build2
    • 7.4.3-4ubuntu1
    • 7.4.3-4ubuntu1.1
    • 7.4.3-4ubuntu2.2
    • 7.4.3-4ubuntu2.4
    • 7.4.3-4ubuntu2.5
    • 7.4.3-4ubuntu2.6
    • 7.4.3-4ubuntu2.7
    • 7.4.3-4ubuntu2.8
    • 7.4.3-4ubuntu2.9
    • 7.4.3-4ubuntu2.10
    • 7.4.3-4ubuntu2.11
    • 7.4.3-4ubuntu2.12
    • 7.4.3-4ubuntu2.13
    • 7.4.3-4ubuntu2.15
    • 7.4.3-4ubuntu2.16
    • 7.4.3-4ubuntu2.17
    • 7.4.3-4ubuntu2.18
    • 7.4.3-4ubuntu2.19
    • 7.4.3-4ubuntu2.20
    Affected ranges
    • ECOSYSTEM: < 7.4.3-4ubuntu2.22

    Update to 7.4.3-4ubuntu2.22

  • php8.1 Ubuntu:22.04:LTS

    Versions
    • 8.1.0~rc4-1ubuntu2
    • 8.1.0-1
    • 8.1.2-1ubuntu1
    • 8.1.2-1ubuntu2
    • 8.1.2-1ubuntu2.1
    • 8.1.2-1ubuntu2.2
    • 8.1.2-1ubuntu2.3
    • 8.1.2-1ubuntu2.4
    • 8.1.2-1ubuntu2.5
    • 8.1.2-1ubuntu2.6
    • 8.1.2-1ubuntu2.8
    • 8.1.2-1ubuntu2.9
    • 8.1.2-1ubuntu2.10
    • 8.1.2-1ubuntu2.11
    • 8.1.2-1ubuntu2.13
    • 8.1.2-1ubuntu2.14
    • 8.1.2-1ubuntu2.15
    Affected ranges
    • ECOSYSTEM: < 8.1.2-1ubuntu2.17

    Update to 8.1.2-1ubuntu2.17

Original sources

Check your server →