{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "source": "REFERENCES"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "e4f681784bcdeaa91ff02a2fa4cdcae5c46779d7"
            }
          ],
          "repo": "https://github.com/perl/perl5",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "CPANSec",
    "cwe_ids": [
      "CWE-190"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57433.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "fixed": "3.41"
          }
        ],
        "source": "AFFECTED_FIELD"
      },
      {
        "extracted_events": [
          {
            "fixed": "3.41"
          }
        ],
        "source": "DESCRIPTION"
      }
    ]
  },
  "details": "Storable versions before 3.41 for Perl have a signed integer overflow when deserializing a crafted SX_HOOK record.\n\nretrieve_hook_common reads a signed 32-bit item count from an SX_HOOK record and calls av_extend with that count plus one. A count of I32_MAX wraps the addition to a negative value.\n\nA crafted blob passed to thaw or retrieve triggers the overflow; av_extend receives the negative count and dies with a panic, terminating the deserialization.",
  "id": "CVE-2026-57433",
  "modified": "2026-07-16T03:30:49.051012752Z",
  "published": "2026-07-13T15:37:04.517Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/07/13/7"
    },
    {
      "type": "WEB",
      "url": "https://cpan.org/modules"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57433.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-57433"
    },
    {
      "type": "FIX",
      "url": "https://github.com/Perl/perl5/commit/e4f681784bcdeaa91ff02a2fa4cdcae5c46779d7.patch"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/Perl/perl5"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Storable versions before 3.41 for Perl have a signed integer overflow when deserializing a crafted SX_HOOK record"
}