RLSA-2026:69098 (CVE-2026-19154)

Vulnerability from osv_rocky – Published: 2026-09-22 18:04 – Updated: 2026-10-01 18:12 – Source website
VLAI
Summary
Important: webkit2gtk3 security update
Details

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

Security Fix(es):

  • chromium-browser: Skia in Google Chrome: Sandbox escape via crafted HTML page (CVE-2026-19154)

  • chromium-browser: skia: Skia: Sandbox escape via out-of-bounds write in Chromium (CVE-2026-19173)

  • chromium-browser: Skia in Google Chrome: Cross-origin data leakage via uninitialized use (CVE-2026-19161)

  • chromium-browser: Skia: Arbitrary code execution via crafted HTML page (CVE-2026-19176)

  • chromium-browser: Chromium: Information leak allows web origin policy bypass (CVE-2026-76041)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-28984)

  • webkitgtk: Visiting a website may lead to an app denial-of-service (CVE-2026-43804)

  • webkitgtk: Websites may know if the user has visited a given link (CVE-2026-64713)

  • webkitgtk: Maliciously crafted web content may violate iframe sandboxing policy (CVE-2026-64728)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process termination (CVE-2026-64787)

  • webkitgtk: Visiting a website that frames malicious content may lead to UI spoofing (CVE-2026-64730)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64757)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64783)

  • webkitgtk: use-after-free of JSCValue function parameters (CVE-2026-78376)

  • chromium-browser: Skia: Information disclosure via out-of-bounds read in crafted media file (CVE-2026-79020)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-43795)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-64715)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64718)

  • webkitgtk: Visiting a maliciously crafted website may leak sensitive data (CVE-2026-64778)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64779)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64780)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64782)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64784)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65331)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65332)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65334)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65335)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65336)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65337)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65338)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65340)

  • webkitgtk: Processing maliciously crafted web content may lead to memory corruption (CVE-2026-65341)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65351)

  • webkitgtk: Validate the full FeatureList array once in OpenTypeVerticalData findFeature (CVE-2026-83596)

  • chromium-browser: skia: chromium-browser: Information leak in Skia (CVE-2026-84359)

  • webkitgtk: Processing maliciously crafted web content may lead to an unexpected process termination (CVE-2026-84635)

  • webkitgtk: Processing maliciously crafted web content may disclose sensitive user information (CVE-2026-64753)

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
9.6 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Credits
Rocky Enterprise Software Foundation
Red Hat
References
https://errata.rockylinux.org/RLSA-2026:69098 ADVISORY
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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": "0:2.54.0-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "credits": [
    {
      "name": "Rocky Enterprise Software Foundation"
    },
    {
      "name": "Red Hat"
    }
  ],
  "database_specific": {
    "license": "CC-BY-4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory": "RHSA-2026:69098"
  },
  "details": "WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.\n\nSecurity Fix(es):\n\n* chromium-browser: Skia in Google Chrome: Sandbox escape via crafted HTML page (CVE-2026-19154)\n\n* chromium-browser: skia: Skia: Sandbox escape via out-of-bounds write in Chromium (CVE-2026-19173)\n\n* chromium-browser: Skia in Google Chrome: Cross-origin data leakage via uninitialized use (CVE-2026-19161)\n\n* chromium-browser: Skia: Arbitrary code execution via crafted HTML page (CVE-2026-19176)\n\n* chromium-browser: Chromium: Information leak allows web origin policy bypass (CVE-2026-76041)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-28984)\n\n* webkitgtk: Visiting a website may lead to an app denial-of-service (CVE-2026-43804)\n\n* webkitgtk: Websites may know if the user has visited a given link (CVE-2026-64713)\n\n* webkitgtk: Maliciously crafted web content may violate iframe sandboxing policy (CVE-2026-64728)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process termination (CVE-2026-64787)\n\n* webkitgtk: Visiting a website that frames malicious content may lead to UI spoofing (CVE-2026-64730)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64757)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64783)\n\n* webkitgtk: use-after-free of JSCValue function parameters (CVE-2026-78376)\n\n* chromium-browser: Skia: Information disclosure via out-of-bounds read in crafted media file (CVE-2026-79020)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-43795)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-64715)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64718)\n\n* webkitgtk: Visiting a maliciously crafted website may leak sensitive data (CVE-2026-64778)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64779)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64780)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64782)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-64784)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65331)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65332)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65334)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65335)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65336)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65337)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65338)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65340)\n\n* webkitgtk: Processing maliciously crafted web content may lead to memory corruption (CVE-2026-65341)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-65351)\n\n* webkitgtk: Validate the full FeatureList array once in OpenTypeVerticalData findFeature (CVE-2026-83596)\n\n* chromium-browser: skia: chromium-browser: Information leak in Skia (CVE-2026-84359)\n\n* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process termination (CVE-2026-84635)\n\n* webkitgtk: Processing maliciously crafted web content may disclose sensitive user information (CVE-2026-64753)\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-2026:69098",
  "modified": "2026-10-01T18:12:06.981831Z",
  "published": "2026-09-22T18:04:11.996091Z",
  "references": [
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  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Important: webkit2gtk3 security update",
  "upstream": [
    "CVE-2026-19154",
    "CVE-2026-19161",
    "CVE-2026-19173",
    "CVE-2026-19176",
    "CVE-2026-28984",
    "CVE-2026-43795",
    "CVE-2026-43804",
    "CVE-2026-64713",
    "CVE-2026-64715",
    "CVE-2026-64718",
    "CVE-2026-64728",
    "CVE-2026-64730",
    "CVE-2026-64753",
    "CVE-2026-64757",
    "CVE-2026-64778",
    "CVE-2026-64779",
    "CVE-2026-64780",
    "CVE-2026-64782",
    "CVE-2026-64783",
    "CVE-2026-64784",
    "CVE-2026-64787",
    "CVE-2026-65331",
    "CVE-2026-65332",
    "CVE-2026-65334",
    "CVE-2026-65335",
    "CVE-2026-65336",
    "CVE-2026-65337",
    "CVE-2026-65338",
    "CVE-2026-65340",
    "CVE-2026-65341",
    "CVE-2026-65351",
    "CVE-2026-76041",
    "CVE-2026-78376",
    "CVE-2026-79020",
    "CVE-2026-83596",
    "CVE-2026-84635",
    "CVE-2024-7532",
    "CVE-2025-10502",
    "CVE-2025-8901",
    "CVE-2025-9478",
    "CVE-2026-0908",
    "CVE-2026-10018",
    "CVE-2026-10019",
    "CVE-2026-10881",
    "CVE-2026-10883",
    "CVE-2026-10889",
    "CVE-2026-10907",
    "CVE-2026-10913",
    "CVE-2026-10914",
    "CVE-2026-10919",
    "CVE-2026-10929",
    "CVE-2026-10930",
    "CVE-2026-10955",
    "CVE-2026-10974",
    "CVE-2026-10979",
    "CVE-2026-10994",
    "CVE-2026-10999",
    "CVE-2026-11004",
    "CVE-2026-11005",
    "CVE-2026-11040",
    "CVE-2026-11043",
    "CVE-2026-11044",
    "CVE-2026-11051",
    "CVE-2026-11055",
    "CVE-2026-11061",
    "CVE-2026-11065",
    "CVE-2026-11066",
    "CVE-2026-11087",
    "CVE-2026-11088",
    "CVE-2026-11090",
    "CVE-2026-11104",
    "CVE-2026-11109",
    "CVE-2026-11110",
    "CVE-2026-11111",
    "CVE-2026-11113",
    "CVE-2026-11123",
    "CVE-2026-11137",
    "CVE-2026-11138",
    "CVE-2026-11191",
    "CVE-2026-11268",
    "CVE-2026-13780",
    "CVE-2026-13819",
    "CVE-2026-13833",
    "CVE-2026-13834",
    "CVE-2026-13859",
    "CVE-2026-13877",
    "CVE-2026-13883",
    "CVE-2026-13975",
    "CVE-2026-14044",
    "CVE-2026-14125",
    "CVE-2026-14152",
    "CVE-2026-14382",
    "CVE-2026-14384",
    "CVE-2026-14385",
    "CVE-2026-14386",
    "CVE-2026-14388",
    "CVE-2026-14390",
    "CVE-2026-14391",
    "CVE-2026-14396",
    "CVE-2026-14397",
    "CVE-2026-14398",
    "CVE-2026-14400",
    "CVE-2026-14401",
    "CVE-2026-14402",
    "CVE-2026-14411",
    "CVE-2026-14412",
    "CVE-2026-14413",
    "CVE-2026-14418",
    "CVE-2026-14425",
    "CVE-2026-15109",
    "CVE-2026-16413",
    "CVE-2026-16419",
    "CVE-2026-17655",
    "CVE-2026-17667",
    "CVE-2026-17668",
    "CVE-2026-17671",
    "CVE-2026-17675",
    "CVE-2026-17676",
    "CVE-2026-17677",
    "CVE-2026-17678",
    "CVE-2026-17682",
    "CVE-2026-17683",
    "CVE-2026-17687",
    "CVE-2026-17689",
    "CVE-2026-17691",
    "CVE-2026-17695",
    "CVE-2026-17697",
    "CVE-2026-17701",
    "CVE-2026-17704",
    "CVE-2026-17714",
    "CVE-2026-17717",
    "CVE-2026-17718",
    "CVE-2026-17721",
    "CVE-2026-17740",
    "CVE-2026-17750",
    "CVE-2026-17785",
    "CVE-2026-17790",
    "CVE-2026-17801",
    "CVE-2026-17811",
    "CVE-2026-17832",
    "CVE-2026-17847",
    "CVE-2026-17891",
    "CVE-2026-19157",
    "CVE-2026-3536",
    "CVE-2026-4448",
    "CVE-2026-4452",
    "CVE-2026-4464",
    "CVE-2026-5275",
    "CVE-2026-5277",
    "CVE-2026-5283",
    "CVE-2026-5868",
    "CVE-2026-5879",
    "CVE-2026-6296",
    "CVE-2026-7340",
    "CVE-2026-7354",
    "CVE-2026-7359",
    "CVE-2026-76046",
    "CVE-2026-78904",
    "CVE-2026-78905",
    "CVE-2026-78906",
    "CVE-2026-78965",
    "CVE-2026-78978",
    "CVE-2026-78989",
    "CVE-2026-7900",
    "CVE-2026-7901",
    "CVE-2026-79019",
    "CVE-2026-7903",
    "CVE-2026-79043",
    "CVE-2026-79048",
    "CVE-2026-79118",
    "CVE-2026-79120",
    "CVE-2026-79127",
    "CVE-2026-79130",
    "CVE-2026-79131",
    "CVE-2026-79138",
    "CVE-2026-79142",
    "CVE-2026-79149",
    "CVE-2026-79188",
    "CVE-2026-79189",
    "CVE-2026-79229",
    "CVE-2026-79230",
    "CVE-2026-79240",
    "CVE-2026-79269",
    "CVE-2026-79270",
    "CVE-2026-79275",
    "CVE-2026-79282",
    "CVE-2026-79285",
    "CVE-2026-7942",
    "CVE-2026-7943",
    "CVE-2026-8519",
    "CVE-2026-8525",
    "CVE-2026-8554",
    "CVE-2026-8556",
    "CVE-2026-8567",
    "CVE-2026-9877",
    "CVE-2026-9878",
    "CVE-2026-9879",
    "CVE-2026-9882",
    "CVE-2026-9899",
    "CVE-2026-9900",
    "CVE-2026-9901",
    "CVE-2026-9904",
    "CVE-2026-9908",
    "CVE-2026-9910",
    "CVE-2026-9911",
    "CVE-2026-9913",
    "CVE-2026-9914",
    "CVE-2026-9915",
    "CVE-2026-9916",
    "CVE-2026-9924",
    "CVE-2026-9925",
    "CVE-2026-9926",
    "CVE-2026-9927",
    "CVE-2026-9928",
    "CVE-2026-9932",
    "CVE-2026-9935",
    "CVE-2026-9940",
    "CVE-2026-9941",
    "CVE-2026-9942",
    "CVE-2026-9944",
    "CVE-2026-9946",
    "CVE-2026-9953",
    "CVE-2026-9965",
    "CVE-2026-9969",
    "CVE-2026-9975",
    "CVE-2026-9982",
    "CVE-2026-9999"
  ]
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.