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SUSE 2026 WebKitGTK3 Important Denial Of Service Advisory 1150

Linuxsecurity •LinuxSecurity Advisories • March 31, 2026

## This update for webkit2gtk3 fixes the following issues: Update to version 2.52.0: * CVE-2023-43010: processing maliciously crafted web content may lead to memory corruption (bsc#1259950). * CVE-2025-31223: processing maliciously crafted web content may lead to memory corruption (bsc#1259949). * CVE-2025-31277: processing maliciously crafted web content may lead to memory corruption (bsc#1259948). * CVE-2025-43213: processing maliciously crafted web content may lead to an unexpected crash (bsc#1259947). * CVE-2025-43214: processing maliciously crafted web content may lead to an unexpected crash (bsc#1259946). * CVE-2025-43433: processing maliciously crafted web content may lead to memory corruption (bsc#1259945). * CVE-2025-43438: processing maliciously crafted web content may lead to an Read the Full Advisory

* 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 Cross- * CVE-2023-42843 * CVE-2023-43010 * CVE-2024-54658 * CVE-2025-13502 * CVE-2025-31223 * CVE-2025-31277 * CVE-2025-43213 * CVE-2025-43214 * CVE-2025-43368 * CVE-2025-43419 * CVE-2025-43433 * CVE-2025-43434 * CVE-2025-43438 * CVE-2025-43440 * CVE-2025-43441 * CVE-2025-43443 * CVE-2025-43457 * CVE-2025-43511 * CVE-2025-46299 * CVE-2026-20608 * CVE-2026-20635 * CVE-2026-20636 * CVE-2026-20644 * CVE-2026-20652 * CVE-2026-20676 CVSS scores: * CVE-2023-42843 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N Read the Full Advisory

* CVE-2023-42843 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical Vulnerabilities in webkit2gtk3 Affecting openSUSE and SUSE Systems A significant update for webkit2gtk3 has been released to address multiple vulnerabilities, including CVE-2023-43010, CVE-2025-31223, CVE-2025-31277, CVE-2025-43213, CVE-2025-43214, CVE-2025-43433, CVE-2025-43438, and CVE-2025-43441. These vulnerabilities can lead to memory corruption and unexpected crashes when processing maliciously crafted web content. The update is crucial for users of openSUSE Leap 15.4 and SUSE Linux Enterprise systems. The vulnerabilities were disclosed between 2023 and 2025, with some being actively exploited, particularly CVE-2025-31277, which was added to the CISA KEV list on March 20, 2026. The patch is available through standard SUSE installation methods. Users are urged to apply the update promptly to mitigate potential risks. The overall impact is significant, affecting a wide range of systems reliant on webkit2gtk3. 4 sources 73

SUSE 2026 WebKitGTK3 Important Denial Of Service Advisory 1150

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Extracted Entities

Attack Types (1)

CVEs (25)

Platforms (1)