Каталог CVE

CVE-2021-24025

UBUNTU-

[Каталог CVE]

Due to incorrect string size calculations inside the preg_quote function, a large input string passed to the function can trigger an integer overflow leading to a heap overflow. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.

Критичність
Невідомо
Published
Updated
Source
[NVD] · [CVE record]
EPSS
1.66% · Oct 27, 2026

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / releasePackageVersionStatusSource
Ubuntu18.04hhvm3.21.0+dfsg-2Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2build1Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2build2Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2build3Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2ubuntu2Affected[UBUNTU-CVE-2021-24025]
Ubuntu16.04hhvm3.11.0+dfsg-1Affected[UBUNTU-CVE-2021-24025]
Ubuntu16.04hhvm3.11.1+dfsg-1Affected[UBUNTU-CVE-2021-24025]
Ubuntu16.04hhvm3.11.1+dfsg-1ubuntu1Affected[UBUNTU-CVE-2021-24025]
Provider details and historical evidence
Distribution / releasePackageVersionStatusSource
Ubuntu16.04hhvm3.11.0+dfsg-1Affected[UBUNTU-CVE-2021-24025]
Ubuntu16.04hhvm3.11.1+dfsg-1Affected[UBUNTU-CVE-2021-24025]
Ubuntu16.04hhvm3.11.1+dfsg-1ubuntu1Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2build1Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2build2Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2build3Affected[UBUNTU-CVE-2021-24025]
Ubuntu18.04hhvm3.21.0+dfsg-2ubuntu2Affected[UBUNTU-CVE-2021-24025]
Original provider fields
{
  "package_releases": [],
  "fixed_versions": [],
  "distribution_packages": [
    {
      "name": "hhvm",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "16.04",
      "versions": [
        "3.11.0+dfsg-1",
        "3.11.1+dfsg-1",
        "3.11.1+dfsg-1ubuntu1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-24025",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2021-24025",
      "provider_updated_at": "2026-04-22T12:49:13.468452Z"
    },
    {
      "name": "hhvm",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "3.21.0+dfsg-2",
        "3.21.0+dfsg-2build1",
        "3.21.0+dfsg-2build2",
        "3.21.0+dfsg-2build3",
        "3.21.0+dfsg-2ubuntu2"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-24025",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2021-24025",
      "provider_updated_at": "2026-04-22T12:49:13.468452Z"
    }
  ]
}

OpenFactory catalog packages

Зіставлення пакетів триває.

Спостережено:

Посилання

[FIRST EPSS] · [OSV Package Vulnerability Database]