Webkit: webkitgtk / wpe webkit: out-of-bounds read and integer underflow vulnerability leading to dos
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.6%
exploitation probability
0.6%top 56% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 7Red Hat · Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.4 Extended Update SupportRed Hat · Red Hat Enterprise Linux 9.6 Extended Update SupportThe WebKitGTK Team · webkitgtkReferences
https://access.redhat.com/errata/RHSA-2025:22789https://access.redhat.com/errata/RHSA-2025:22790https://access.redhat.com/errata/RHSA-2025:23110https://access.redhat.com/errata/RHSA-2025:23433https://access.redhat.com/errata/RHSA-2025:23434https://access.redhat.com/errata/RHSA-2025:23451https://access.redhat.com/errata/RHSA-2025:23452https://access.redhat.com/errata/RHSA-2025:23583https://access.redhat.com/errata/RHSA-2025:23591https://access.redhat.com/errata/RHSA-2025:23742https://access.redhat.com/errata/RHSA-2025:23743https://access.redhat.com/security/cve/CVE-2025-13502