rlsa-2026:19206
Vulnerability from osv_rocky
Published
2026-05-28 15:43
Modified
2026-06-11 12:06
Summary
Important: webkit2gtk3 security update
Details

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

Security Fix(es):

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43213)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43214)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43457)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2025-43511)

  • webkitgtk: Processing maliciously crafted web content may disclose internal states of the app (CVE-2025-46299)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20608)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20635)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20636)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20644)

  • webkitgtk: A remote attacker may be able to cause a denial-of-service (CVE-2026-20652)

  • webkitgtk: A website may be able to track users through Safari web extensions (CVE-2026-20676)

  • webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy (CVE-2026-20643)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20664)

  • webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced (CVE-2026-20665)

  • webkitgtk: A maliciously crafted webpage may be able to fingerprint the user (CVE-2026-20691)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28857)

  • webkitgtk: A malicious website may be able to process restricted web content outside the sandbox (CVE-2026-28859)

  • webkitgtk: Visiting a maliciously crafted website may lead to a cross-site scripting attack (CVE-2026-28871)

For 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.

Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Credits
Rocky Enterprise Software Foundation
Red Hat
References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Rocky Linux:9",
        "name": "webkit2gtk3",
        "purl": "pkg:rpm/rocky-linux/webkit2gtk3?distro=rocky-linux-9\u0026epoch=0"
      },
      "ranges": [
        {
          "database_specific": {
            "yum_repository": "AppStream"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:2.52.3-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "credits": [
    {
      "name": "Rocky Enterprise Software Foundation"
    },
    {
      "name": "Red Hat"
    }
  ],
  "details": "WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.\n\nSecurity Fix(es):\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43213)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43214)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43457)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2025-43511)\n\n* webkitgtk: Processing maliciously crafted web content may disclose internal states of the app (CVE-2025-46299)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20608)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20635)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20636)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20644)\n\n* webkitgtk: A remote attacker may be able to cause a denial-of-service (CVE-2026-20652)\n\n* webkitgtk: A website may be able to track users through Safari web extensions (CVE-2026-20676)\n\n* webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy (CVE-2026-20643)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20664)\n\n* webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced (CVE-2026-20665)\n\n* webkitgtk: A maliciously crafted webpage may be able to fingerprint the user (CVE-2026-20691)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28857)\n\n* webkitgtk: A malicious website may be able to process restricted web content outside the sandbox (CVE-2026-28859)\n\n* webkitgtk: Visiting a maliciously crafted website may lead to a cross-site scripting attack (CVE-2026-28871)\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.",
  "id": "RLSA-2026:19206",
  "modified": "2026-06-11T12:06:10.733106Z",
  "published": "2026-05-28T15:43:06.024531Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://errata.rockylinux.org/RLSA-2026:19206"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448781"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448782"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448786"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448787"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448788"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448789"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448790"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448791"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448792"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448793"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448794"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453000"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453001"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453002"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453003"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453004"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453006"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453008"
    }
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Important: webkit2gtk3 security update",
  "upstream": [
    "CVE-2025-43213",
    "CVE-2025-43214",
    "CVE-2025-43457",
    "CVE-2025-43511",
    "CVE-2025-46299",
    "CVE-2026-20608",
    "CVE-2026-20635",
    "CVE-2026-20636",
    "CVE-2026-20643",
    "CVE-2026-20644",
    "CVE-2026-20652",
    "CVE-2026-20664",
    "CVE-2026-20665",
    "CVE-2026-20676",
    "CVE-2026-20691",
    "CVE-2026-28857",
    "CVE-2026-28859",
    "CVE-2026-28871"
  ]
}



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