usn-5627-2
Vulnerability from osv_ubuntu
Published
2022-09-22 13:45
Modified
2026-04-27 14:11
Summary
pcre2 vulnerabilities
Details

USN-5627-1 fixed several vulnerabilities in PCRE. This update provides the corresponding fixes for Ubuntu 18.04 ESM.

Original advisory details:

It was discovered that PCRE incorrectly handled memory when handling certain regular expressions. An attacker could possibly use this issue to cause applications using PCRE to expose sensitive information.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2022-1586",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2022-1587",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libpcre2-16-0",
            "binary_version": "10.31-2ubuntu0.1~esm1"
          },
          {
            "binary_name": "libpcre2-32-0",
            "binary_version": "10.31-2ubuntu0.1~esm1"
          },
          {
            "binary_name": "libpcre2-8-0",
            "binary_version": "10.31-2ubuntu0.1~esm1"
          },
          {
            "binary_name": "libpcre2-posix0",
            "binary_version": "10.31-2ubuntu0.1~esm1"
          },
          {
            "binary_name": "pcre2-utils",
            "binary_version": "10.31-2ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "pcre2",
        "purl": "pkg:deb/ubuntu/pcre2@10.31-2ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.31-2ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "10.22-3",
        "10.22-4",
        "10.22-5",
        "10.22-6",
        "10.31-2"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-5627-1 fixed several vulnerabilities in PCRE. This update\nprovides the corresponding fixes for Ubuntu 18.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that PCRE incorrectly handled memory when \n handling certain regular expressions. An attacker could possibly\n use this issue to cause applications using PCRE to expose\n sensitive information.\n",
  "id": "USN-5627-2",
  "modified": "2026-04-27T14:11:29Z",
  "published": "2022-09-22T13:45:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5627-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-1586"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-1587"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "pcre2 vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2022-1586",
    "UBUNTU-CVE-2022-1587"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.