CVE-2026-91957 FreeRDP before 3.31.0 Use-After-Free via smartcard worker

FreeRDP before 3.31.0 contains a use-after-free vulnerability in the smartcard RDPDR device handler when worker thread creation fails after device registration. Attackers can trigger thread creation failure during channel setup to cause device pointer deallocation while devman retains a reference...

CVE-2026-91957 FreeRDP before 3.31.0 Use-After-Free via smartcard worker

FreeRDP before 3.31.0 contains a use-after-free vulnerability in the smartcard RDPDR device handler when worker thread creation fails after device registration. Attackers can trigger thread creation failure during channel setup to cause device pointer deallocation while devman retains a reference...

CVE-2026-91957 FreeRDP before 3.31.0 Use-After-Free via smartcard worker

FreeRDP before 3.31.0 contains a use-after-free vulnerability in the smartcard RDPDR device handler when worker thread creation fails after device registration. Attackers can trigger thread creation failure during channel setup to cause device pointer deallocation while devman retains a reference...

CVE-2026-91945 FreeRDP before 3.31.0 Out-of-bounds Read via Smartcard ATR

FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail to validate ATR length fields against fixed inline arrays. Authenticated RDP clients can send oversized ATR lengths in PAKIDCOREDEVICEIOCOMPLETION responses to trigger reads past...

CVE-2026-91945

FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail to validate ATR length fields against fixed inline arrays. Authenticated RDP clients can send oversized ATR lengths in PAKIDCOREDEVICEIOCOMPLETION responses to trigger reads past...

EUVD-2026-78802

FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail to validate ATR length fields against fixed inline arrays. Authenticated RDP clients can send oversized ATR lengths in PAKIDCOREDEVICEIOCOMPLETION responses to trigger reads past...

CVE-2026-91945

FreeRDP versions before 3.31.0 are affected by an out-of-bounds read in smartcard response decoders that fail to validate ATR (Answer to Reset) length fields against fixed inline arrays. An authenticated RDP client can send oversized ATR lengths in PAKID_CORE_DEVICE_IOCOMPLETION responses, trigge...

CVE-2026-91945: Out-of-bounds Read

FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail to validate ATR length fields against fixed inline arrays. Authenticated RDP clients can send oversized ATR lengths in PAKIDCOREDEVICEIOCOMPLETION responses to trigger reads past...

Linux Distros Unpatched Vulnerability : CVE-2026-91945

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail to validate ATR length fields against fixed...

PT-2026-92076

FreeRDP before 3.31.0 contains a use-after-free vulnerability in the smartcard RDPDR device handler when worker thread creation fails after device registration. Attackers can trigger thread creation failure during channel setup to cause device pointer deallocation while devman retains a reference...

CVE-2026-91957: Use After Free

FreeRDP before 3.31.0 contains a use-after-free vulnerability in the smartcard RDPDR device handler when worker thread creation fails after device registration. Attackers can trigger thread creation failure during channel setup to cause device pointer deallocation while devman retains a reference...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, a missing bounds check in smartcardunpackreadsizealign libfreerdp/utils/smartcardpack.c:1703 allowed a malicious RDP server to crash the FreeRDP client through a reachable WINPRASSERT → abort mechanism. This...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.20.1, a heap out-of-bounds read occurred in the smartcard SetAttrib path when cbAttrLen did not match the actual NDR buffer length. This vulnerability has been fixed in version 3.20.1...

FreeRDP: FreeRDP: Denial of Service via crafted smartcard cache requests

A flaw was found in FreeRDP. When smartcard emulation is enabled, a remote attacker can send specially crafted smartcard cache requests to a FreeRDP client. This can lead to a null pointer dereference, causing the client process to terminate and disrupting active remote desktop sessions...

FreeRDP: FreeRDP: Denial of Service via crafted smartcard cache requests

A flaw was found in FreeRDP. When smartcard emulation is enabled, a remote attacker can send specially crafted smartcard cache requests to a FreeRDP client. This can lead to a null pointer dereference, causing the client process to terminate and disrupting active remote desktop sessions...

FreeRDP: FreeRDP: Denial of Service via crafted smartcard cache requests

A flaw was found in FreeRDP. When smartcard emulation is enabled, a remote attacker can send specially crafted smartcard cache requests to a FreeRDP client. This can lead to a null pointer dereference, causing the client process to terminate and disrupting active remote desktop sessions...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: freerdp (UTSA-2026-106775)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-106775 advisory. FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard cache request decoders that accept NULL NDR pointers for LookupName in...

MiracleLinux 9 : freerdp-2.11.7-7.el9_8.6 (AXSA:2026-1752:27)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1752:27 advisory. FreeRDP: FreeRDP: Memory disclosure or denial of service via crafted RDP update orders CVE-2026-67301 FreeRDP: FreeRDP: Denial of Service via crafte...

FreeRDP: FreeRDP: Denial of Service via crafted smartcard cache requests

A flaw was found in FreeRDP. When smartcard emulation is enabled, a remote attacker can send specially crafted smartcard cache requests to a FreeRDP client. This can lead to a null pointer dereference, causing the client process to terminate and disrupting active remote desktop sessions...

RockyLinux 9 : freerdp (RLSA-2026:61379)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:61379 advisory. FreeRDP: FreeRDP: Memory disclosure or denial of service via crafted RDP update orders CVE-2026-67301 FreeRDP: FreeRDP: Denial of Service via crafted...