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SUSE-SU-2026:2623-1 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceSUSE-SU-2026:2623-1

SUSE-SU-2026:2623-1

HIGH8.8

Security update for webkit2gtk3

Published Jun 24, 2026

Modified Yesterday

Fix available

Details

Description of the patch:

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 (bsc#1267511).
CVE-2026-28905: processing maliciously crafted web content may lead to an unexpected process crash due to improper memory handling (bsc#1267512).
CVE-2026-28907: processing maliciously crafted web content may prevent Content Security Policy from being enforced due to improper input validation (bsc#1267513).
CVE-2026-28942: processing maliciously crafted web content may lead to an unexpected crash due to use-after-free (bsc#1267514).
CVE-2026-28946: processing maliciously crafted web content may lead to an unexpected crash due to a use-after-free (bsc#1267515).
CVE-2026-28947: rocessing maliciously crafted web content may lead to an unexpected crash due to a use-after-free (bsc#1267516).
CVE-2026-28953: processing maliciously crafted web content may lead to an unexpected process crash due to improper memory handling (bsc#1267517).
CVE-2026-28955: processing maliciously crafted web content may lead to an unexpected process...

Affected Packages

libjavascriptcoregtk-4_0-18

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

libwebkit2gtk-4_0-37

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

libwebkit2gtk3-lang

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

typelib-1_0-JavaScriptCore-4_0

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

typelib-1_0-WebKit2-4_0

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

typelib-1_0-WebKit2WebExtension-4_0

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

webkit2gtk-4_0-injected-bundles

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

webkit2gtk3-devel

SUSE Linux Enterprise Server 12 SP5SUSE Linux Enterprise Server 12 SP5-LTSSSUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Fixed in:

2.52.4-4.60.2

References(35)

https://bugzilla.suse.com/1267506

https://bugzilla.suse.com/1267507

https://bugzilla.suse.com/1267508

https://bugzilla.suse.com/1267509

https://bugzilla.suse.com/1267510

https://bugzilla.suse.com/1267511

https://bugzilla.suse.com/1267512

https://bugzilla.suse.com/1267513

https://bugzilla.suse.com/1267514

https://bugzilla.suse.com/1267515

https://bugzilla.suse.com/1267516

https://bugzilla.suse.com/1267517

https://bugzilla.suse.com/1267518

https://bugzilla.suse.com/1267519

https://bugzilla.suse.com/1267520

https://bugzilla.suse.com/1267521

https://lists.suse.com/pipermail/sle-updates/2026-June/047614.html

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

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

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

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

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

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

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

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

CVSS Analysis

CVSS v3.1

8.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

8.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Upstream

CVE-2026-28847 CVE-2026-28883 CVE-2026-28901 CVE-2026-28902 CVE-2026-28903 CVE-2026-28904 CVE-2026-28905 CVE-2026-28907 CVE-2026-28942 CVE-2026-28946 CVE-2026-28947 CVE-2026-28953 CVE-2026-28955 CVE-2026-28958 CVE-2026-43658 CVE-2026-43660

Ecosystems

SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server 12 SP5-LTSS SUSE Linux Enterprise Server LTSS Extended Security 12 SP5

Timeline

PublishedJun 24, 2026

ModifiedJun 24, 2026