Out-of-bounds read in FreeRDP - CVE-2023-40576

Vulnerability identifier: #VU80347

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-40576

CWE-ID: CWE-125

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in RleDecompress. A remote attacker can trigger an out-of-bounds read error and cause a denial of service condition on the system.

FreeRDP
Gentoo Linux
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Workstation Extension 12
SUSE Package Hub 15
openSUSE Leap
freerdp-debuginfo
libfreerdp2-debuginfo
freerdp
freerdp-proxy
freerdp-server
libwinpr2-debuginfo
freerdp-devel
winpr2-devel
libwinpr2
freerdp-debugsource
libfreerdp2
freerdp-proxy-debuginfo
freerdp-wayland-debuginfo
freerdp-wayland
libuwac0-0-debuginfo
uwac0-0-devel
libuwac0-0
freerdp-server-debuginfo
net-misc/freerdp

Install update from vendor's website.

FreeRDP - update to 3.0.0 beta3
freerdp-debuginfo - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
libfreerdp2-debuginfo - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
freerdp - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
freerdp-proxy - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
freerdp-server - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
libwinpr2-debuginfo - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
freerdp-devel - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
winpr2-devel - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
libwinpr2 - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
freerdp-debugsource - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
libfreerdp2 - addressed in versions 2.1.2-12.38.1, 2.4.0-150400.3.23.1
freerdp-proxy-debuginfo - update to 2.4.0-150400.3.23.1
freerdp-wayland-debuginfo - update to 2.4.0-150400.3.23.1
freerdp-wayland - update to 2.4.0-150400.3.23.1
libuwac0-0-debuginfo - update to 2.4.0-150400.3.23.1
uwac0-0-devel - update to 2.4.0-150400.3.23.1
libuwac0-0 - update to 2.4.0-150400.3.23.1
freerdp-server-debuginfo - update to 2.4.0-150400.3.23.1
net-misc/freerdp - update to 2.11.0

• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x3x5-r7jm-5pq2
• https://github.com/FreeRDP/FreeRDP/blob/5be5553e0da72178a4b94cc1ffbdace9ceb153e5/libfreerdp/codec/include/bitmap.c#L94-L113

• Multiple vulnerabilities in FreeRDP
• SUSE update for freerdp
• SUSE update for freerdp
• Gentoo update for FreeRDP