{
  "cveId": "CVE-2023-5129",
  "url": "https://patchblox.com/security/cve/CVE-2023-5129",
  "summary": "CVE-2023-5129 is fixed in 6 products on 1 platform, first by RHSA-2023:5184, released September 18, 2023. It is not reported as exploited. Patch Radar priority: High.",
  "title": "firefox: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nThis...",
  "description": "Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nThis update upgrades Firefox to version 102.15.1 ESR.\n\nSecurity Fix(es):\n\n* libwebp: Heap buffer overflow in WebP Codec (CVE-2023-4863)\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": "2023-09-18T00:00:00Z",
  "severity": "Important",
  "cvss": 9.6,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "firefox",
      "release": "RHEL 8",
      "fixedVersion": "0:102.15.1-1.el8_8",
      "fix": "RHSA-2023:5184",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5184",
      "released": "2023-09-18T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox",
      "release": "RHEL 9",
      "fixedVersion": "0:102.15.1-1.el9_2",
      "fix": "RHSA-2023:5200",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5200",
      "released": "2023-09-18T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-x11",
      "release": "RHEL 9",
      "fixedVersion": "0:102.15.1-1.el9_2",
      "fix": "RHSA-2023:5200",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5200",
      "released": "2023-09-18T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebp",
      "release": "RHEL 8",
      "fixedVersion": "0:1.0.0-8.el8_8.1",
      "fix": "RHSA-2023:5309",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5309",
      "released": "2023-09-20T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebp",
      "release": "RHEL 9",
      "fixedVersion": "0:1.2.0-7.el9_2",
      "fix": "RHSA-2023:5214",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5214",
      "released": "2023-09-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebp",
      "release": "rocky 9",
      "fixedVersion": "0:1.2.0-7.el9_2",
      "fix": "RLSA-2023:5214",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2023-5214",
      "released": "2023-10-06T22:58:06Z"
    },
    {
      "platform": "linux",
      "product": "libwebp-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:1.0.0-8.el8_8.1",
      "fix": "RHSA-2023:5309",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5309",
      "released": "2023-09-20T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebp-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:1.2.0-7.el9_2",
      "fix": "RHSA-2023:5214",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5214",
      "released": "2023-09-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebp-tools",
      "release": "RHEL 9",
      "fixedVersion": "0:1.2.0-7.el9_2",
      "fix": "RHSA-2023:5214",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5214",
      "released": "2023-09-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "RHEL 8",
      "fixedVersion": "0:102.15.1-1.el8_8",
      "fix": "RHSA-2023:5201",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5201",
      "released": "2023-09-18T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "RHEL 9",
      "fixedVersion": "0:102.15.1-1.el9_2",
      "fix": "RHSA-2023:5224",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5224",
      "released": "2023-09-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "rocky 8",
      "fixedVersion": "0:102.15.1-1.el8_8",
      "fix": "RLSA-2023:5201",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2023-5201",
      "released": "2023-10-06T22:57:16Z"
    }
  ],
  "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"
  }
}