CVE-2026-33317

CVE-2026-33317 OP-TEE PKCS11 PoC This repository contains the Normal World proof of concept, reproduction notes, and captured logs for CVE-2026-33317 / GHSA-8cqw-mg7v-c9p9. The official OP-TEE advisory describes missing validation in entrygetattributevalue for PKCS11CMDGETATTRIBUTEVALUE. The bug...

PKCS11SSHAgent

SRO PKCS11 – SSH Agent CNG Sovereign unification PKCS11 + SSH-agent + Pageant + CNG/Smartcard A single Windows executable that unifies four traditionally separate functions: Full PKCS11 module Firefox, OpenSC, ssh -I SSH agent compatible with OpenSSH/Git/VS/WSL Pageant server compatible with...

CVE-2023-38408

OpenSSH Vulnerability - CVE-2023-38408 📚 Introduction A vulnerability was found in OpenSSH before 9.3p2 version. The PKCS11 feature in the ssh-agent in OpenSSH has an insufficiently trustworthy search path, leading to remote code execution if an agent is forwarded to an attacker-controlled system...

CVE-2026-109971

A flaw was found in the clevis PKCS11 pin. The clevis-decrypt-pkcs11 script passes the PKCS11 token PIN as a command-line argument to pkcs11-tool, making it visible to any local user through process listing or the /proc filesystem...

CVE-2026-109969

A flaw was found in the clevis PKCS11 pin. The clevis-pkcs11-afunix-socket-unlock daemon creates AFUNIX sockets without explicit permission restrictions or peer credential verification. Under a permissive process umask, any local user can connect to the control socket and inject arbitrary...

EUVD-2026-100956

A flaw was found in the clevis PKCS11 pin. The clevis-decrypt-pkcs11 script passes the PKCS11 token PIN as a command-line argument to pkcs11-tool, making it visible to any local user through process listing or the /proc filesystem...

CVE-2026-109971

A flaw exists in the clevis PKCS#11 pin where the clevis-decrypt-pkcs11 script passes the PKCS#11 token PIN as a command-line argument to pkcs11-tool . This exposure allows any local user to view the sensitive PIN via process listing or the /proc filesystem. No specific remediation or exploit inf...

CVE-2026-109970 Clevis: clevis: pkcs#11 token pin written to world-readable file

A flaw was found in the clevis PKCS11 pin. The clevis-luks-pkcs11-askpin script writes the PKCS11 token PIN in plaintext to a file without setting restrictive permissions. Under the default process umask, the file is world-readable. Additionally, the PIN file is not reliably cleaned up if the...

CVE-2026-109971

A flaw was found in the clevis PKCS11 pin. The clevis-decrypt-pkcs11 script passes the PKCS11 token PIN as a command-line argument to pkcs11-tool, making it visible to any local user through process listing or the /proc filesystem. Mitigation No end-user mitigation is available for this issue. Th...

Linux Distros Unpatched Vulnerability : CVE-2026-109940

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It...

CVE-2026-109940

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

CVE-2026-109940

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

CVE-2026-109940

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

CVE-2026-109940

FreeRDP version 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS#11 support is vulnerable to a stack-based buffer overflow . The issue resides in the wprintKeyName() function within WinPR's NCrypt PKCS#11 provider, where a key's CKA_ID (up to 64 bytes) is hex-encoded into a fixed 128-byte stack...

CVE-2026-109940 FreeRDP 3.0.0-beta1 before 3.32.0 Stack Buffer Overflow via PKCS#11 Key Name

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

EUVD-2026-98705

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

CVE-2026-109940

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

CVE-2026-109940 FreeRDP 3.0.0-beta1 before 3.32.0 Stack Buffer Overflow via PKCS#11 Key Name

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

CVE-2026-109940 FreeRDP 3.0.0-beta1 before 3.32.0 Stack Buffer Overflow via PKCS#11 Key Name

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKAID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token ...

PT-2026-111535

FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS11 support has a stack-based buffer overflow in wprintKeyName in WinPR's NCrypt PKCS11 provider. It hex-encodes a key's CKA ID, which can be up to 64 bytes, into a fixed 128-byte stack buffer. An attacker supplying a malicious PKCS11 token...