Resource Exhaustion Affecting gnome-remote-desktop package, versions <0:49.3-4.el10_2


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.52% (42nd percentile)

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  • Snyk IDSNYK-RHEL10-GNOMEREMOTEDESKTOP-18761331
  • published14 Aug 2026
  • disclosed31 Jul 2026

Introduced: 31 Jul 2026

CVE-2026-18358  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:10 gnome-remote-desktop to version 0:49.3-4.el10_2 or higher.
This issue was patched in RHSA-2026:54512.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnome-remote-desktop package and not the gnome-remote-desktop package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

A flaw was found in gnome-remote-desktop as shipped in Red Hat Enterprise Linux. When the daemon is running in system mode with RDP enabled, the incoming connection handler bypasses the connection throttler, allowing an unauthenticated remote attacker to open many parallel pre-authentication connections to the RDP listener. This can accumulate accepted sockets and pending routing-token operations until timeout, exhausting resources and preventing legitimate users from establishing RDP sessions. This issue does not affect the upstream version.

CVSS Base Scores

version 3.1