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pcre2 — security advisory

Type: advisorySources: OSVAdvisory ID: ALPINE-CVE-2022-1587

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects recursions in JIT-compiled regular expressions caused by duplicate data transfers.

Products
pcre2
Affected versions
Not specified
Fixed versions
10.36-r1, 10.40-r0
CVEs
CVE-2022-1587
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 14:09 UTC · Revision 1

Source evidence

ALPINE-CVE-2022-1587

core-osv · Original source

Published 16 May 2022, 21:15 UTC

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects recursions in JIT-compiled regular expressions caused by duplicate data transfers.

osv:ALPINE-CVE-2022-1587

pcre2

Fixed versions: 10.36-r1

pcre2

Fixed versions: 10.36-r1

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

pcre2

Fixed versions: 10.40-r0

Complete source record
{
  "id": "a15b2011ad86bf538306d2a5dbeec254efb0925204bf5e5562646ae0aab68e9e",
  "url": "https://osv.dev/vulnerability/ALPINE-CVE-2022-1587",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ALPINE-CVE-2022-1587",
    "summary": "An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects recursions in JIT-compiled regular expressions caused by duplicate data transfers.",
    "evidence": "osv:ALPINE-CVE-2022-1587",
    "products": [
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        ],
        "affected_versions": []
      },
      {
        "name": {
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          "evidence": "/affected/11/package/name"
        },
        "prerequisites": [],
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        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "ALPINE-CVE-2022-1587",
      "aliases": [
        "ALPINE-CVE-2022-1587"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"
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          ],
          "package": {
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            "purl": "pkg:apk/alpine/pcre2?arch=source",
            "ecosystem": "Alpine:v3.13"
          },
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          },
          "ecosystem_specific": {}
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              ]
            }
          ],
          "package": {
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            "ecosystem": "Alpine:v3.14"
          },
          "database_specific": {
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          },
          "ecosystem_specific": {}
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          ],
          "package": {
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            "purl": "pkg:apk/alpine/pcre2?arch=source",
            "ecosystem": "Alpine:v3.15"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-1587.json"
          },
          "ecosystem_specific": {}
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        {
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          ],
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            "name": "pcre2",
            "purl": "pkg:apk/alpine/pcre2?arch=source",
            "ecosystem": "Alpine:v3.16"
          },
          "database_specific": {
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          },
          "ecosystem_specific": {}
        },
        {
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          ],
          "package": {
            "name": "pcre2",
            "purl": "pkg:apk/alpine/pcre2?arch=source",
            "ecosystem": "Alpine:v3.17"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-1587.json"
          },
          "ecosystem_specific": {}
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          ],
          "package": {
            "name": "pcre2",
            "purl": "pkg:apk/alpine/pcre2?arch=source",
            "ecosystem": "Alpine:v3.18"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-1587.json"
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          "ecosystem_specific": {}
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              ]
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          ],
          "package": {
            "name": "pcre2",
            "purl": "pkg:apk/alpine/pcre2?arch=source",
            "ecosystem": "Alpine:v3.19"
          },
          "database_specific": {
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          ],
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            "name": "pcre2",
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            "ecosystem": "Alpine:v3.20"
          },
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          },
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          ],
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          },
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          },
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          ],
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            "ecosystem": "Alpine:v3.24"
          },
          "database_specific": {
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          "ecosystem_specific": {}
        }
      ],
      "modified": "2026-10-15T07:17:54.153473912Z",
      "provider": "osv",
      "upstream": [
        "CVE-2022-1587"
      ],
      "references": [
        "https://security.alpinelinux.org/vuln/CVE-2022-1587"
      ]
    },
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      {
        "value": "CVE-2022-1587",
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  "source_id": "core-osv",
  "document_id": 321638,
  "published_at": "2022-05-16T21:15:07.847+00:00"
}