Out-of-bounds Read in The Webkitgtk Team
CVE-2025-13502
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.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (43.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- The Webkitgtk Team — versions 0
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 7 Extended Lifecycle Support — versions 0:2.50.3-2.el7_9
- Red Hat Enterprise Linux 8 — versions 0:2.50.3-1.el8_10
- Red Hat Enterprise Linux 8.2 Advanced Update Support — versions 0:2.50.3-2.el8_2
- Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support — versions 0:2.50.3-2.el8_4
- Red Hat Enterprise Linux 8.4 Extended Update Support Long-life Add-on — versions 0:2.50.3-2.el8_4
- Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support — versions 0:2.50.3-2.el8_6
- Red Hat Enterprise Linux 8.6 Telecommunications Update Service — versions 0:2.50.3-2.el8_6
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2025-13502?
- CVE-2025-13502 is a high-severity vulnerability in The Webkitgtk Team, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2025-11-25.
- How severe is CVE-2025-13502?
- High severity. CVSS v3 base score is 7.5 out of 10.