{
  "cveId": "CVE-2025-40928",
  "url": "https://patchblox.com/security/cve/CVE-2025-40928",
  "summary": "CVE-2025-40928 is fixed in 5 products on 1 platform, first by libjson-xs-perl 4.040-0ubuntu0.22.04.1, released September 8, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "JSON::XS before version 4.04 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact",
  "description": "JSON::XS before version 4.04 for Perl has an integer buffer overflowcausing a segfault when parsing crafted JSON, enabling denial-of-serviceattacks or other unspecified impact",
  "published": "2025-09-08T08:15:00Z",
  "severity": "Important",
  "cvss": 7.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00673,
  "epssPercentile": 0.52339,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40928",
  "fixes": [
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "4.030-1\u002Bdeb11u1",
      "fix": "DLA-4317-1",
      "url": "https://patchblox.com/security/fix/linux/dla-4317-1",
      "released": "2025-09-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "4.040-1~deb12u1",
      "fix": "DSA-5999-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5999-1",
      "released": "2025-09-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "4.040-1~deb13u1",
      "fix": "DSA-5999-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5999-1",
      "released": "2025-09-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Debian 14",
      "fixedVersion": "4.030-3",
      "fix": "DEBIAN-CVE-2025-40928",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40928",
      "released": "2025-09-08T15:15:35Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "4.040-0ubuntu0.22.04.1",
      "fix": "libjson-xs-perl 4.040-0ubuntu0.22.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libjson-xs-perl-4.040-0ubuntu0.22.04.1",
      "released": "2025-09-08T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "4.040-0ubuntu0.24.04.1",
      "fix": "libjson-xs-perl 4.040-0ubuntu0.24.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-libjson-xs-perl-4.040-0ubuntu0.24.04.1",
      "released": "2025-09-08T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "4.040-0ubuntu0.25.04.1",
      "fix": "libjson-xs-perl 4.040-0ubuntu0.25.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-libjson-xs-perl-4.040-0ubuntu0.25.04.1",
      "released": "2026-01-16T01:42:25Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Ubuntu 25.10 (questing)",
      "fixedVersion": "4.040-1",
      "fix": "libjson-xs-perl 4.040-1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-questing-libjson-xs-perl-4.040-1",
      "released": "2025-09-08T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libjson-xs-perl",
      "release": "Ubuntu 26.04.1 LTS (resolute)",
      "fixedVersion": "4.040-1",
      "fix": "libjson-xs-perl 4.040-1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-resolute-libjson-xs-perl-4.040-1",
      "released": "2025-09-08T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "RHEL 10",
      "fixedVersion": "4.04-1.el10_0",
      "fix": "RHSA-2025:17119",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-17119",
      "released": "2025-09-08T15:08:21Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "RHEL 8",
      "fixedVersion": "1:3.04-4.el8_10",
      "fix": "RHSA-2025:17163",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-17163",
      "released": "2025-10-01T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "RHEL 9",
      "fixedVersion": "1:4.04-1.el9_6",
      "fix": "RHSA-2025:17162",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2025-17162",
      "released": "2025-10-01T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "almalinux 10",
      "fixedVersion": "1:4.04-1.el10_0",
      "fix": "ALSA-2025:17119",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-17119",
      "released": "2025-09-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "almalinux 8",
      "fixedVersion": "1:3.04-4.el8_10",
      "fix": "ALSA-2025:17163",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-17163",
      "released": "2025-10-01T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "almalinux 9",
      "fixedVersion": "1:4.04-1.el9_6",
      "fix": "ALSA-2025:17162",
      "url": "https://patchblox.com/security/fix/linux/alsa-2025-17162",
      "released": "2025-10-01T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "amzn 2023",
      "fixedVersion": "1:4.03-3.amzn2023.0.3",
      "fix": "ALAS2023-2025-1200",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1200",
      "released": "2025-09-17T23:14:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "ol 10",
      "fixedVersion": "1:4.04-1.el10_0",
      "fix": "ELSA-2025-17119",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-17119",
      "released": "2025-09-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "ol 8",
      "fixedVersion": "1:3.04-4.el8_10",
      "fix": "ELSA-2025-17163",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-17163",
      "released": "2025-10-01T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "ol 9",
      "fixedVersion": "1:4.04-1.el9_6",
      "fix": "ELSA-2025-17162",
      "url": "https://patchblox.com/security/fix/linux/elsa-2025-17162",
      "released": "2025-10-01T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "rocky 10",
      "fixedVersion": "1:4.04-1.el10_0",
      "fix": "RLSA-2025:17119",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-17119",
      "released": "2025-10-07T17:26:06Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "rocky 8",
      "fixedVersion": "1:3.04-4.el8_10",
      "fix": "RLSA-2025:17163",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-17163",
      "released": "2025-10-03T19:29:14Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS",
      "release": "rocky 9",
      "fixedVersion": "1:4.04-1.el9_6",
      "fix": "RLSA-2025:17162",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2025-17162",
      "released": "2025-10-10T05:50:59Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1:4.03-3.amzn2023.0.3",
      "fix": "ALAS2023-2025-1200",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1200",
      "released": "2025-09-17T23:14:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1:4.03-3.amzn2023.0.3",
      "fix": "ALAS2023-2025-1200",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1200",
      "released": "2025-09-17T23:14:00Z"
    },
    {
      "platform": "linux",
      "product": "perl-JSON-XS-tests",
      "release": "amzn 2023",
      "fixedVersion": "1:4.03-3.amzn2023.0.3",
      "fix": "ALAS2023-2025-1200",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2025-1200",
      "released": "2025-09-17T23:14:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}