CVE-2025-49178mediumCWE-667

CVE-2025-49178: medium-severity vulnerability in X.Org xwayland

Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: unprocessed client request due to bytes to ignore

Published · Updated

Follow this CVE+ Monitor Red Hat Enterprise Linux+ Monitor Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.5epss 0.2%
A flaw was found in the X server's request handling. Non-zero 'bytes to ignore' in a client's request can cause the server to skip processing another client's request, potentially leading to a denial of service.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
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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