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CVE

CVE-2025-4478

A flaw was found in the FreeRDP used by Anaconda's remote install feature, where a crafted RDP packet could trigger a se

A flaw was found in the FreeRDP used by Anaconda's remote install feature, where a crafted RDP packet could trigger a segmentation fault. This issue causes the service to crash and remain defunct, resulting in a denial of service. It occurs pre-boot and is likely due to a NULL pointer dereference.

Rebooting is required to recover the system.

MEDIUM · CVSS 6.5 EPSS 0.00454
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

2
freerdp>= 3.0.0 and < 3.16.0
redhat enterprise linuxall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 May 2025 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

5
suse-csafopenSUSE-SU-2026:20339-1
suse-csafopenSUSE-SU-2026:10123-1
suse-csafSUSE-SU-2026:0345-1
usnUSN-7624-1
rhsaRHSA-2025:9307Moderate
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2025-4478Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2365232Issue TrackingPermissions Required
https://github.com/FreeRDP/FreeRDP/pull/11573Patch
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