{
  "cveId": "CVE-2024-30156",
  "url": "https://patchblox.com/security/cve/CVE-2024-30156",
  "summary": "CVE-2024-30156 is fixed in 4 products on 1 platform, first by DEBIAN-CVE-2024-30156, released March 24, 2024. It is not reported as exploited. Patch Radar priority: High.",
  "title": "varnish: Varnish Cache is a high-performance HTTP accelerator",
  "description": "Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don\u0027t have to create the same web page over and over again, giving the website a significant speed up.\n\nSecurity Fix(es):\n\n* varnish: HTTP/2 Broken Window Attack may result in denial of service (CVE-2024-30156)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2024-03-24T01:15:45Z",
  "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": 0.03663,
  "epssPercentile": 0.89712,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "varnish",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "7.5.0-1",
      "fix": "DEBIAN-CVE-2024-30156",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-30156",
      "released": "2024-03-24T01:15:45Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "RHEL 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.9.0\u002B21617\u002B7578fa11",
      "fix": "RHSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "RHEL 9",
      "fixedVersion": "0:6.6.2-4.el9_3.1",
      "fix": "RHSA-2024:1691",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-1691",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "almalinux 8",
      "fixedVersion": "6.0.13-1.module_el8.9.0\u002B3786\u002Be8a73bbf.alma.1",
      "fix": "ALSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "almalinux 9",
      "fixedVersion": "6.6.2-4.el9_3.1",
      "fix": "ALSA-2024:1691",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-1691",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "ol 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.9.0\u002B90264\u002Bd552af1c",
      "fix": "ELSA-2024-1690",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-1690",
      "released": "2024-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "ol 9",
      "fixedVersion": "0:6.6.2-4.el9_3.1",
      "fix": "ELSA-2024-1691",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-1691",
      "released": "2024-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "rocky 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.9.0\u002B1777\u002B0acf9965",
      "fix": "RLSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2024-1690",
      "released": "2024-05-06T13:04:21Z"
    },
    {
      "platform": "linux",
      "product": "varnish",
      "release": "rocky 9",
      "fixedVersion": "0:6.6.2-4.el9_3.1",
      "fix": "RLSA-2024:1691",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2024-1691",
      "released": "2024-05-10T14:32:38Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.9.0\u002B21617\u002B7578fa11",
      "fix": "RHSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:6.6.2-4.el9_3.1",
      "fix": "RHSA-2024:1691",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-1691",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "almalinux 8",
      "fixedVersion": "6.0.13-1.module_el8.9.0\u002B3786\u002Be8a73bbf.alma.1",
      "fix": "ALSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "almalinux 9",
      "fixedVersion": "6.6.2-4.el9_3.1",
      "fix": "ALSA-2024:1691",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-1691",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "ol 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.9.0\u002B90264\u002Bd552af1c",
      "fix": "ELSA-2024-1690",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-1690",
      "released": "2024-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-devel",
      "release": "ol 9",
      "fixedVersion": "0:6.6.2-4.el9_3.1",
      "fix": "ELSA-2024-1691",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-1691",
      "released": "2024-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "RHEL 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.9.0\u002B21617\u002B7578fa11",
      "fix": "RHSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "RHEL 9",
      "fixedVersion": "0:6.6.2-4.el9_3.1",
      "fix": "RHSA-2024:1691",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-1691",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "almalinux 8",
      "fixedVersion": "6.0.13-1.module_el8.9.0\u002B3786\u002Be8a73bbf.alma.1",
      "fix": "ALSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "almalinux 9",
      "fixedVersion": "6.6.2-4.el9_3.1",
      "fix": "ALSA-2024:1691",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-1691",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "ol 8",
      "fixedVersion": "0:6.0.13-1.module\u002Bel8.9.0\u002B90264\u002Bd552af1c",
      "fix": "ELSA-2024-1690",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-1690",
      "released": "2024-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-docs",
      "release": "ol 9",
      "fixedVersion": "0:6.6.2-4.el9_3.1",
      "fix": "ELSA-2024-1691",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-1691",
      "released": "2024-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-modules",
      "release": "RHEL 8",
      "fixedVersion": "0:0.15.0-6.module\u002Bel8.9.0\u002B21617\u002B7578fa11",
      "fix": "RHSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-modules",
      "release": "almalinux 8",
      "fixedVersion": "0.15.0-6.module_el8.5.0\u002B2620\u002B03a0c2cc",
      "fix": "ALSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-1690",
      "released": "2024-04-08T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-modules",
      "release": "ol 8",
      "fixedVersion": "0:0.15.0-6.module\u002Bel8.9.0\u002B90264\u002Bd552af1c",
      "fix": "ELSA-2024-1690",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-1690",
      "released": "2024-04-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "varnish-modules",
      "release": "rocky 8",
      "fixedVersion": "0:0.15.0-6.module\u002Bel8.5.0\u002B677\u002B2a78a869",
      "fix": "RLSA-2024:1690",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2024-1690",
      "released": "2024-05-06T13:04:21Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}