Linux · 
Ubuntu · Package update · January 14, 2026
Ubuntu · Package update · January 14, 2026libfreerdp-shadow3-3 3.20.2+dfsg-1: libfreerdp-shadow3-3 3.20.2+dfsg-1 for Ubuntu 26.04.1 LTS (resolute)
libfreerdp-shadow3-3 3.20.2+dfsg-1, released January 14, 2026, fixes 8 CVEs in libfreerdp-shadow3-3. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
8
None rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0089
59th percentile
Priority of the 8 CVEs
Patch now 0
Urgent 0
High 7
Routine 1
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libfreerdp-shadow3-3 | Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-22855 | freerdp: heap-buffer-overflow in smartcard_unpack_set_attrib_call (bsc#1256721). | 9.1 | 0.0089 | None reported |
| High | CVE-2026-22859 | freerdp: improper bound check can lead to heap-buffer-overflow in urb_select_configuration (bsc#1256725). | 9.1 | 0.0089 | None reported |
| High | CVE-2026-22858 | freerdp: Fixed global-buffer-overflow in crypto_base64_devoce | 9.1 | 0.0070 | None reported |
| High | CVE-2026-22854 | freerdp: server-controlled read length is used to read file data into an IRP output can cause | 9.8 | 0.0053 | None reported |
| High | CVE-2026-22857 | freerdp: heap-use-after-free in irp_thread_func (bsc#1256723). | 9.8 | 0.0053 | None reported |
| High | CVE-2026-22852 | freerdp: a malicious RDP server can trigger a heap-buffer-overflow in audin_process_formats (bsc#1256718). | 9.8 | 0.0043 | None reported |
| High | CVE-2026-22856 | freerdp: race condition in the serial channel IRP thread tracking can cause heap-use-after-free | 8.8 | 0.0033 | None reported |
| Routine | CVE-2026-22851 | freerdp: Fixed RDPGFX ResetGraphics race leading to | 5.9 | 0.0029 | None reported |
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