CVE-2025-49176highCWE-190

CVE-2025-49176: fallo de gravedad alta en X.Org xwayland

Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: integer overflow in big requests extension

Publicada el · Actualizada el

Seguir esta CVE+ Monitorear Red Hat Enterprise Linux+ Monitorear Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support

Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.

21Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackcvss 7.3epss 0.4%
A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
Productos afectados
Red Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSIONRed Hat · Red Hat Enterprise Linux 7.7 Advanced Update SupportRed 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 Extended Update Support Long-Life Add-OnRed 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 Extended Update Support Long-Life Add-OnRed 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 SupportX.Org · xwayland
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