CVE-2025-13502
Webkit: webkitgtk / wpe webkit: out-of-bounds read and integer underflow vulnerability leading to dos
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
A flaw was found in WebKitGTK and WPE WebKit. This vulnerability allows an out-of-bounds read and integer underflow, leading to a UIProcess crash (DoS) via a crafted payload to the GLib remote inspector server.
| CWE | CWE-125 |
| Vendor | the webkitgtk team |
| Product | webkitgtk |
| Published | Nov 25, 2025 |
| Last Updated | Feb 6, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
The WebKitGTK Team / webkitgtk
0 < 2.50.2
Red Hat / Red Hat Enterprise Linux 7 Extended Lifecycle Support
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8.2 Advanced Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Telecommunications Update Service
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 8.8 Telecommunications Update Service
All versions affected Red Hat / Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9.4 Extended Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 9.6 Extended Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2025:22789 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:22790 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23110 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23433 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23434 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23451 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23452 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23583 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23591 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23742 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:23743 access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-13502 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2416300
Credits
Red Hat would like to thank Aisle Research and Stanislav Fort for reporting this issue.