Ubuntu 24.04 FreeRDP Important Buffer Overflow USN-8004-1
ubuntu
February 3, 2026
Several security issues were fixed in FreeRDP.
Summary
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: Several security issues were fixed in FreeRDP. Software Description: - freerdp2: RDP client for Windows Terminal Services Details: Kim Dong Han discovered that FreeRDP did not correctly validate the size of certain variables, which could cause a buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code.
Topics Covered
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS libfreerdp2-2t64 2.11.5+dfsg1-1ubuntu0.1~esm3 Available with Ubuntu Pro Ubuntu 22.04 LTS libfreerdp2-2 2.6.1+dfsg1-3ubuntu2.8 Ubuntu 20.04 LTS libfreerdp2-2 2.6.1+dfsg1-0ubuntu0.20.04.2+esm1 Available with Ubuntu Pro Ubuntu 18.04 LTS libfreerdp2-2 2.2.0+dfsg1-0ubuntu0.18.04.4+esm3 Available with Ubuntu Pro After a standard system update you need to restart your session to make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-8004-1
CVE-2026-23530, CVE-2026-23531, CVE-2026-23532, CVE-2026-23533,
CVE-2026-23534
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Severity
important
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Low
Medium
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Critical
Ubuntu Security Notice USN-8004-1
Topics Covered
Package Information
https://launchpad.net/ubuntu/+source/freerdp2/2.6.1+dfsg1-3ubuntu2.8
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