CVE-2026-4567-Post-Quantum-KEM-Timing-Side-Channel-Kyber-Decapsulation-

2. CVE-2026-4567 – Post-Quantum KEM Timing Side-Channel Kyber Decapsulation Overview A vulnerable implementation of the Kyber KEM decapsulation leaks secret key bits through timing differences in the ciphertext rejection step, enabling full key recovery. Severity: Critical Private Key Compromise...

CVE-2026-8794

CVE-2026-8794 — Username Enumeration via Authentication Timing Side-Channel in PaperCut NG Field| Details ---|--- CVE ID| CVE-2026-8794 Product| PaperCut NG Affected Version| 25.0.11 Build 75758 and earlier CWE| CWE-208 — Observable Timing Discrepancy CVSS Score| 3.7 Low — standalone; escalates...

CLEANSTART-2026-XR25689 Issue summary: SM2 signature generation uses non-constant-time arithmetic on secret values, forming a timing side-channel

CVE-2026-77696 affects multiple packages. Issue summary: SM2 signature generation uses non-constant-time arithmetic on secret values, forming a timing side-channel. See references for individual vulnerability details...

AVX-Side-Channel

AVX-Based Timing Side Channel — ASLR Detection Author: Byte Reaper Description script that demonstrates ASLR detection using an AVX memory load + RDTSCP timing and optional SIGSEGV detection. Requirements : Linux x8664 GCC with -mavx2 CPU that supports AVX2 and RDTSCP Build : gcc -mavx2 -O2 file....

openSUSE 16: libopenssl-3-devel / libopenssl-3-fips-provider / etc (openSUSE-SU-2026:22102-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:22102-1 advisory. - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-35191: QUIC Unvalidated Amplification Credit m...

CVE-2023-1206-CVE-2025-40040-CVE-2024-49882

Combined Covert Channel: CVE-2023-1206 + CVE-2024-49882 Overview This project demonstrates a covert communication channel using two Linux kernel vulnerabilities: Component| CVE| Purpose ---|---|--- Sync Channel| CVE-2023-1206| Clock synchronization via IPv6 hash collision timing Data Channel|...

ssh-enum

ssh-enum Statistical Validation Study of CVE-2016-6210 A reproducible re-investigation of OpenSSH username enumeration using statistical analysis. This project re-investigates CVE-2016-6210 , a documented OpenSSH timing side-channel, to determine whether it remains observable on a modern Ubuntu...

OPENSUSE-SU-2026:22102-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-35191: QUIC Unvalidated Amplification Credit may be Over Accounted bsc1280590. - CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for...

SUSE-SU-2026:24188-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-35191: QUIC Unvalidated Amplification Credit may be Over Accounted bsc1280590. - CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for...

SUSE-SU-2026:24245-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-35191: QUIC Unvalidated Amplification Credit may be Over Accounted bsc1280590. - CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for...

CVE-2026-49265

A flaw was found in oauthlib. A timing side-channel vulnerability in the Proof Key for Code Exchange PKCE validation process allows a remote attacker to recover secret verification codes. Because comparison operations do not execute in constant time, an attacker who has intercepted an authorizati...

MGASA-2026-0481 Updated openssl package fixes security vulnerabilities

DTLS Retransmits Handshake Messages From a Stale Buffer Offset. CVE-2026-84782 Excessive Memory Allocation in Relative CRLDP Processing. CVE-2026-35189 QUIC Unvalidated Amplification Credit may be Over Accounted. CVE-2026-35191 Potential CPU DoS via On^2 Fragment Reassembly in QUIC. CVE-2026-4277...

Updated openssl package fixes security vulnerabilities

DTLS Retransmits Handshake Messages From a Stale Buffer Offset. CVE-2026-84782 Excessive Memory Allocation in Relative CRLDP Processing. CVE-2026-35189 QUIC Unvalidated Amplification Credit may be Over Accounted. CVE-2026-35191 Potential CPU DoS via On^2 Fragment Reassembly in QUIC. CVE-2026-4277...

SUSE-SU-2026:24133-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for Non-NIST EC Curves bsc1280591. - CVE-2026-75805: NULL Pointer Dereference in CMP Client...

Astra Linux – Vulnerability in OpenSSL

Issue summary: A timing side-channel that could potentially allow the recovery of the private key exists in the ECDSA signature computation. Impact summary: A timing side-channel in ECDSA signature computations could allow an attacker to recover the private key. However, measuring the timing woul...

Linux Distros Unpatched Vulnerability : CVE-2026-18036

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Bouncy Castle for Java before 1.86, NTRU reduced secret values with the % operator in three helpers whose reference implementations are deliberately...

SUSE SLES15 Security Update : openssl-3 (SUSE-SU-2026:4412-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4412-1 advisory. - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-54872: Timing Side-Channel in...

SUSE SLES15 Security Update : openssl-3 (SUSE-SU-2026:4413-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4413-1 advisory. - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-54872: Timing Side-Channel in...

SUSE SLED15: libopenssl-3-devel / libopenssl-3-fips-provider / etc (SUSE-SU-2026:4414-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4414-1 advisory. - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-35191: QUIC...

SUSE CVE-2026-54875

Issue summary: A non-constant-time optimized implementation of scalar point multiplication is used for SM2 private key operations on ARM64 and RISC-V platforms. Impact summary: An attacker able to measure the time taken by, or to observe the cache-line access pattern of SM2 signing or decryption ...