{
  "cveId": "CVE-2026-3381",
  "url": "https://patchblox.com/security/cve/CVE-2026-3381",
  "summary": "CVE-2026-3381 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-3381, released March 5, 2026. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "Compress::Raw::Zlib versions through 2.219 for Perl use potentially insecure versions of zlib",
  "description": "zlib 1.3.2: Add \u0022Perl_crz\u0022 prefix to \u0022z_errmsg\u0022. Fixes #32 * Fix spelling typo 2.219 23 February 2026 * Update to version 2.219 * zlib 1.3.2: Add a few casts to allow zlib sources to build with C\u002B\u002B * Test workflows with upstream zlib 1.32 * zlib 1.3.2: Add \u0022Perl_crz_\u0022 prefix to exported symbols * zlib-1.3.2: Force include of \u003Cstddef.h\u003E to get definition for NULL * Refresh zlib-src directory with unmodified zlib-1.3.2 files",
  "published": "2026-03-05T02:16:52Z",
  "severity": "Critical",
  "cvss": 9.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "cwe": "Dependency on Vulnerable Third-Party Component",
  "epss": 0.00622,
  "epssPercentile": 0.5029,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3381",
  "fixes": [
    {
      "platform": "linux",
      "product": "libcompress-raw-zlib-perl",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2.011-2",
      "fix": "DEBIAN-CVE-2026-3381",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-3381",
      "released": "2026-03-05T02:16:52Z"
    },
    {
      "platform": "linux",
      "product": "libcompress-raw-zlib-perl",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2.011-2",
      "fix": "DEBIAN-CVE-2026-3381",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-3381",
      "released": "2026-03-05T02:16:52Z"
    },
    {
      "platform": "linux",
      "product": "libcompress-raw-zlib-perl",
      "release": "Debian 14",
      "fixedVersion": "2.011-2",
      "fix": "DEBIAN-CVE-2026-3381",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-3381",
      "released": "2026-03-05T02:16:52Z"
    },
    {
      "platform": "linux",
      "product": "perl-Compress-Raw-Zlib",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "2.222-bp160.1.1",
      "fix": "OPENSUSE-SU-2026:21142-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21142-1",
      "released": "2026-06-19T10:13:02Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-11T13:47:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}