RHSA-2026:68707 - Security Advisory

Topic

An update for freerdp is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox.

Security Fix(es):

• FreeRDP: FreeRDP: Denial of Service via malformed media data (CVE-2026-67290)
• FreeRDP: FreeRDP: Memory disclosure or denial of service via crafted RDP update orders (CVE-2026-67301)
• FreeRDP: FreeRDP: Denial of Service via crafted smartcard cache requests (CVE-2026-67288)
• FreeRDP: FreeRDP: Denial of Service via heap out-of-bounds read (CVE-2026-67291)
• FreeRDP: FreeRDP: Denial of Service via integer underflow in RAIL channel handling (CVE-2026-67298)
• FreeRDP: FreeRDP: Out-of-bounds read leads to memory disclosure or client crash (CVE-2026-55192)
• FreeRDP: FreeRDP: Heap-buffer-overflow allows arbitrary code execution via crafted RPC response (CVE-2026-55194)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 7 s390x
• Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian 7 ppc64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 ppc64le

Fixes

• BZ - 2509984 - CVE-2026-67290 FreeRDP: FreeRDP: Denial of Service via malformed media data
• BZ - 2509994 - CVE-2026-67301 FreeRDP: FreeRDP: Memory disclosure or denial of service via crafted RDP update orders
• BZ - 2510001 - CVE-2026-67288 FreeRDP: FreeRDP: Denial of Service via crafted smartcard cache requests
• BZ - 2510010 - CVE-2026-67291 FreeRDP: FreeRDP: Denial of Service via heap out-of-bounds read
• BZ - 2510041 - CVE-2026-67298 FreeRDP: FreeRDP: Denial of Service via integer underflow in RAIL channel handling
• BZ - 2519823 - CVE-2026-55192 FreeRDP: FreeRDP: Out-of-bounds read leads to memory disclosure or client crash
• BZ - 2519824 - CVE-2026-55194 FreeRDP: FreeRDP: Heap-buffer-overflow allows arbitrary code execution via crafted RPC response

CVEs

• CVE-2026-55192
• CVE-2026-55194
• CVE-2026-67288
• CVE-2026-67290
• CVE-2026-67291
• CVE-2026-67298
• CVE-2026-67301

References

• https://access.redhat.com/security/updates/classification/#important