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openSUSE webkit2gtk3 Important Update Security Advisory 2026-21129-1

opensuse
Calendar Grey June 30, 2026
Dist Opensuse Esm H88
Critical openSUSE update resolving 16 issues in webkit2gtk3; essential fixes for improved security and performance.
An update that solves 16 vulnerabilities and has 16 bug fixes can now be installed.

Description

This update for webkit2gtk3 fixes the following issues

Update to version 2.52.4:

- CVE-2026-28847: processing maliciously crafted web content may lead to an unexpected process crash or arbitrary code

execution due to a heap buffer overflow (bsc#1267506).

- CVE-2026-28883: processing maliciously crafted web content may lead to an unexpected process crash due to a use-after-

free issue (bsc#1267507).

- CVE-2026-28901: processing maliciously crafted web content may lead to an unexpected process crash due to improper

memory handling (bsc#1267508).

- CVE-2026-28902: processing maliciously crafted web content may lead to an unexpected process crash due to improper

memory handling (bsc#1267509).

- CVE-2026-28903: processing maliciously crafted web content may lead to an unexpected process crash due to improper

memory handling (bsc#1267510).

- CVE-2026-28904: processing maliciously crafted web content may lead to an unexpected process crash due to improper

memory handling...

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Topics%20covered

Topics Covered

security advisory DoS important memory handling OpenSUSE webkittest

Patch

Package List

- openSUSE Leap 16.0:

WebKitGTK-4.0-lang-2.52.4-160000.1.1

WebKitGTK-4.1-lang-2.52.4-160000.1.1

WebKitGTK-6.0-lang-2.52.4-160000.1.1

libjavascriptcoregtk-4_0-18-2.52.4-160000.1.1

libjavascriptcoregtk-4_1-0-2.52.4-160000.1.1

libjavascriptcoregtk-6_0-1-2.52.4-160000.1.1

libwebkit2gtk-4_0-37-2.52.4-160000.1.1

libwebkit2gtk-4_1-0-2.52.4-160000.1.1

libwebkitgtk-6_0-4-2.52.4-160000.1.1

typelib-1_0-JavaScriptCore-4_0-2.52.4-160000.1.1

typelib-1_0-JavaScriptCore-4_1-2.52.4-160000.1.1

typelib-1_0-JavaScriptCore-6_0-2.52.4-160000.1.1

typelib-1_0-WebKit-6_0-2.52.4-160000.1.1

typelib-1_0-WebKit2-4_0-2.52.4-160000.1.1

typelib-1_0-WebKit2-4_1-2.52.4-160000.1.1

typelib-1_0-WebKit2WebExtension-4_0-2.52.4-160000.1.1

typelib-1_0-WebKit2WebExtension-4_1-2.52.4-160000.1.1

typelib-1_0-WebKitWebProcessExtension-6_0-2.52.4-160000.1.1

webkit-jsc-4-2.52.4-160000.1.1

webkit-jsc-4.1-2.52.4-160000.1.1

webkit-jsc-6.0-2.52.4-160000.1.1

webkit2gtk-4_0-injected-bundles-2.52.4-160000.1.1

webkit2gtk-4_1-injected-bundles-2.52.4-160000.1.1

webk...

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References

* bsc#1267506

* bsc#1267507

* bsc#1267508

* bsc#1267509

* bsc#1267510

* bsc#1267511

* bsc#1267512

* bsc#1267513

* bsc#1267514

* bsc#1267515

* bsc#1267516

* bsc#1267517

* bsc#1267518

* bsc#1267519

* bsc#1267520

* bsc#1267521

References:

* https://www.suse.com/security/cve/CVE-2026-28847.html

* https://www.suse.com/security/cve/CVE-2026-28883.html

* https://www.suse.com/security/cve/CVE-2026-28901.html

* https://www.suse.com/security/cve/CVE-2026-28902.html

* https://www.suse.com/security/cve/CVE-2026-28903.html

* https://www.suse.com/security/cve/CVE-2026-28904.html

* https://www.suse.com/security/cve/CVE-2026-28905.html

* https://www.suse.com/security/cve/CVE-2026-28907.html

* https://www.suse.com/security/cve/CVE-2026-28942.html

* https://www.suse.com/security/cve/CVE-2026-28946.html

* https://www.suse.com/security/cve/CVE-2026-28947.html

* https://www.suse.com/security/cve/CVE-2026-28953.html

* https://www.suse.com/security/cve/CVE-2026-28955.html

* https://www.suse.com/security/cve/CVE-2026-28958.html

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:21129-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory DoS important memory handling OpenSUSE webkittest

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