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SUSE Webkit2gtk3 Important Patch 2026-21180-1 Improves Security

suse
Calendar Grey April 21, 2026
Dist Suse Esm H88
SUSE updates webkit2gtk3 addressing 25 issues; critical memory handling flaws pose crash risks. Update now!
An update that solves 25 vulnerabilities can now be installed.

Summary

## This update for webkit2gtk3 fixes the following issues: Update to version 2.52.1. Security issues fixed: * CVE-2025-43213: processing maliciously crafted web content may lead to an unexpected crash due to improper memory handling (bsc#1259947). * CVE-2025-43214: processing maliciously crafted web content may lead to an unexpected crash due to improper memory handling (bsc#1259946). * CVE-2025-43457: processing maliciously crafted web content may lead to an unexpected crash due to use-after-free (bsc#1259942). * CVE-2025-43511: processing maliciously crafted web content may lead to an unexpected process crash due to use-after-free (bsc#1259941). * CVE-2025-46299: processing maliciously crafted web content may disclose internal states of an app due to improper memory initialization (bsc#1259940).

Topics%20covered

Topics Covered

security advisory SuSE important memory handling crash risk webkit2gtk3

References

* bsc#1259934

* bsc#1259935

* bsc#1259936

* bsc#1259937

* bsc#1259938

* bsc#1259939

* bsc#1259940

* bsc#1259941

* bsc#1259942

* bsc#1259943

* bsc#1259944

* bsc#1259945

* bsc#1259946

* bsc#1259947

* bsc#1259948

* bsc#1259949

* bsc#1259950

* bsc#1261172

* bsc#1261173

* bsc#1261174

* bsc#1261175

* bsc#1261176

* bsc#1261177

* bsc#1261178

* bsc#1261179

Cross-

* CVE-2023-43010

* CVE-2025-31223

* CVE-2025-31277

* CVE-2025-43213

* CVE-2025-43214

* CVE-2025-43433

* CVE-2025-43438

* CVE-2025-43441

* 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-2026-28861

* CVE-2026-28871

CVSS scores:

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21180-1
Release Date: 2026-04-13T11:47:50Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important memory handling crash risk webkit2gtk3

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