CVE-2025-52473 liboqs secret-dependent branching in HQC reference implementation when compiled with Clang 17-20

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. Multiple secret-dependent branches have been identified in the reference implementation of the HQC key encapsulation mechanism when it is compiled with Clang for optimization levels...

CVE-2025-52473 liboqs secret-dependent branching in HQC reference implementation when compiled with Clang 17-20

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. Multiple secret-dependent branches have been identified in the reference implementation of the HQC key encapsulation mechanism when it is compiled with Clang for optimization levels...

CVE-2025-52473 liboqs secret-dependent branching in HQC reference implementation when compiled with Clang 17-20

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. Multiple secret-dependent branches have been identified in the reference implementation of the HQC key encapsulation mechanism when it is compiled with Clang for optimization levels...

CVE-2025-52473

CVE-2025-52473 affects the liboqs HQC KEM reference implementation. When compiled with Clang at optimization levels above -O0, the code contains secret-dependent branches that enable a proof-of-concept local attack to recover the entire secret key. The vulnerability is fixed in version 0.14.0. Im...

PT-2025-29131

Name of the Vulnerable Software and Affected Versions: liboqs versions prior to 0.14.0 Description: liboqs is a C-language cryptographic library providing post-quantum cryptography algorithm implementations. Secret-dependent branches were identified in the HQC key encapsulation mechanism referenc...

CVE-2025-48946

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. liboqs prior to version 0.13.0 supports the HQC algorithm, an algorithm with a theoretical design flaw which leads to large numbers of malformed ciphertexts sharing the same implici...

CVE-2025-48946

CVE-2025-48946 concerns the liboqs library (C), specifically the HQC algorithm implemented in versions prior to 0.13.0. The root cause is a theoretical design flaw in HQC that can lead to large numbers of malformed ciphertexts sharing the same implicit rejection value. The public descriptions sta...

CVE-2025-48946 liboqs affected by theoretical design flaw in HQC

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. liboqs prior to version 0.13.0 supports the HQC algorithm, an algorithm with a theoretical design flaw which leads to large numbers of malformed ciphertexts sharing the same implici...

CVE-2025-48946 liboqs affected by theoretical design flaw in HQC

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. liboqs prior to version 0.13.0 supports the HQC algorithm, an algorithm with a theoretical design flaw which leads to large numbers of malformed ciphertexts sharing the same implici...

PT-2025-23341 · Liboqs · Liboqs

Name of the Vulnerable Software and Affected Versions: liboqs versions prior to 0.13.0 Description: The issue is related to a theoretical design flaw in the HQC algorithm, which is implemented in liboqs. This flaw can lead to large numbers of malformed ciphertexts sharing the same implicit...

openSUSE Security Advisory (SUSE-SU-2025:0005-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : liboqs, oqs-provider (SUSE-SU-2025:0005-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:0005-1 advisory. This update supplies the new FIPS standardized ML-KEM, ML-DSA, SHL-DSA algorithms. This update...

Security update for liboqs, oqs-provider

This update for liboqs, oqs-provider fixes the following issues: This update supplies the new FIPS standardized ML-KEM, ML-DSA, SHL-DSA algorithms. This update liboqs to 0.12.0: This release updates the ML-DSA implementation to the final FIPS 204 version. This release still includes the NIST Roun...

SUSE-SU-2025:0005-1 Security update for liboqs, oqs-provider

This update for liboqs, oqs-provider fixes the following issues: This update supplies the new FIPS standardized ML-KEM, ML-DSA, SHL-DSA algorithms. This update liboqs to 0.12.0: - This release updates the ML-DSA implementation to the final FIPS 204 version. This release still includes the NIST...

OPENSUSE-SU-2024:14580-1 liboqs-devel-0.12.0-1.1 on GA media

These are all security issues fixed in the liboqs-devel-0.12.0-1.1 package on the GA media of openSUSE Tumbleweed...

CVE-2024-54137

A flaw was found in the liboqs library. A correctness error has been identified in the reference implementation of the HQC key encapsulation mechanism. Due to an indexing error, part of the secret key is incorrectly treated as non-secret data. This issue results in an incorrect shared secret valu...

CVE-2024-54137

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. A correctness error has been identified in the reference implementation of the HQC key encapsulation mechanism. Due to an indexing error, part of the secret key is incorrectly treat...

CVE-2024-54137 liboqs has a correctness error in HQC decapsulation

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. A correctness error has been identified in the reference implementation of the HQC key encapsulation mechanism. Due to an indexing error, part of the secret key is incorrectly treat...

CVE-2024-54137

CVE-2024-54137 affects liboqs HQC KEM. A correctness error in the HQC decapsulation path caused part of the secret key to be treated as non-secret, resulting in an incorrect shared secret when decapsulating malformed ciphertexts. The fix is implemented in liboqs 0.12.0, as referenced by multiple ...

CVE-2024-54137 liboqs has a correctness error in HQC decapsulation

liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. A correctness error has been identified in the reference implementation of the HQC key encapsulation mechanism. Due to an indexing error, part of the secret key is incorrectly treat...