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High RLSA-2026:25927 16 CVEs

Important: webkit2gtk3 security update

Published Jun 17, 2026 · Updated Jun 17, 2026

Summary

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-2026-28946)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28847)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28883)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28901)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28902)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28903)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28904)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28905)

* webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced (CVE-2026-28907)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-28942)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-28947)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28953)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28955)

* webkitgtk: An app may be able to access sensitive user data (CVE-2026-28958)

* webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2026-43658)

* webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced (CVE-2026-43660)

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.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 9 webkit2gtk3 0:2.52.4-1.el9_8

Vulnerabilities 16

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2471790
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483955
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483956
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483957
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483958
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483959
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483960
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483961
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483962
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483963
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483964
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483965
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483966
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483967
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483968
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2483969