dual-ec-drbg

DualECDRBG 后门：教育性概念验证 面向安全专业人员 | 仅供教育目的 ⚠️ 免责声明 本仓库包含对 DualECDRBG 加密后门（CVE-2014-8610）的教育性演示，该漏洞在斯诺登事件曝光后披露，已有详尽的公开记录。 本内容仅供教育目的： 演示一个已弃用超过 10 年的旧漏洞 使用公开已知的参数和数学关系 旨在用于安全培训和意识提升 遵循负责任披露实践 📚 你将学到什么 1. 历史背景 ：美国国家安全局（NSA）涉嫌如何在 NIST 标准中植入后门 2. 数学基础 ：椭圆曲线与离散对数问题 3. 后门机制 ：为什么 Q = d·P 会形成一把万能钥匙 4. 现场攻击演示...

CVE-2026-74874

opensslencrypt versions before 1.4.0 use Python's non-cryptographic random module for steganographic pixel selection in the generatepseudorandomsequence function. Attackers who know the password can recover the Mersenne Twister state from approximately 624 outputs and predict pixel locations...

CVE-2026-74874 openssl_encrypt before 1.4.0 Weak PRNG Steganography Pixel Selection

opensslencrypt versions before 1.4.0 use Python's non-cryptographic random module for steganographic pixel selection in the generatepseudorandomsequence function. Attackers who know the password can recover the Mersenne Twister state from approximately 624 outputs and predict pixel locations...

EUVD-2026-60093

opensslencrypt versions before 1.4.0 use Python's non-cryptographic random module for steganographic pixel selection in the generatepseudorandomsequence function. Attackers who know the password can recover the Mersenne Twister state from approximately 624 outputs and predict pixel locations...

CVE-2026-9323

The urwid web display backend urwid/display/web.py generates web session identifiers urwidid in Screen.start by concatenating two random.randrange109 calls that use Python's Mersenne Twister PRNG, which is not cryptographically secure. Each call consumes approximately 30 bits of PRNG state, and t...

PT-2026-60967

Name of the Vulnerable Software and Affected Versions urwid affected versions not specified Description The web display backend in urwid/display/web.py uses Python's Mersenne Twister PRNG to generate web session identifiers urwid id within the Screen.start function. Because this PRNG is not...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: NFS: Fixed a deadlock involving nfsreleasefolio Wang Zhaolong reported a deadlock involving NFSv4.1 state recovery, waiting on kthreadd, which attempts to reclaim memory by calling nfsreleasefolio. The latter cannot proceed due t...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pNFS: Fixed a deadlock that occurred when returning a delegation during the open function. Ben Coddington reported seeing a hang in the following stack trace: 0 ffffd0b50e1774e0 schedule at ffffffff9ca05415 1 ffffd0b50e177548...

ipmi:si: Return state to normal if message allocation fails

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SUSE CVE-2026-23050

In the Linux kernel, the following vulnerability has been resolved: pNFS: Fix a deadlock when returning a delegation during open Ben Coddington reports seeing a hang in the following stack trace: 0 ffffd0b50e1774e0 schedule at ffffffff9ca05415 1 ffffd0b50e177548 schedule at ffffffff9ca05717 2...

SUSE CVE-2026-23053

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfsreleasefolio Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfsreleasefolio. The latter cannot make progres...

CVE-2026-23050

In the Linux kernel, the following vulnerability has been resolved: pNFS: Fix a deadlock when returning a delegation during open Ben Coddington reports seeing a hang in the following stack trace: 0 ffffd0b50e1774e0 schedule at ffffffff9ca05415 1 ffffd0b50e177548 schedule at ffffffff9ca05717 2...

CVE-2026-23053

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfsreleasefolio Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfsreleasefolio. The latter cannot make progres...

AZL-77139 CVE-2026-23050 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: pNFS: Fix a deadlock when returning a delegation during open Ben Coddington reports seeing a hang in the following stack trace: 0 ffffd0b50e1774e0 schedule at ffffffff9ca05415 1 ffffd0b50e177548 schedule at ffffffff9ca05717 2...

AZL-77157 CVE-2026-23053 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfsreleasefolio Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfsreleasefolio. The latter cannot make progres...

UBUNTU-CVE-2026-23053

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfsreleasefolio Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfsreleasefolio. The latter cannot make progres...

CVE-2026-23053

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfsreleasefolio Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfsreleasefolio. The latter cannot make progres...

UBUNTU-CVE-2026-23050

In the Linux kernel, the following vulnerability has been resolved: pNFS: Fix a deadlock when returning a delegation during open Ben Coddington reports seeing a hang in the following stack trace: 0 ffffd0b50e1774e0 schedule at ffffffff9ca05415 1 ffffd0b50e177548 schedule at ffffffff9ca05717 2...

CVE-2026-23053

Summary (CVE-2026-23053): A Linux kernel vulnerability in NFS can deadlock during NFSv4.1 state recovery when kthreadd tries to reclaim memory by calling nfs_release_folio(). The deadlock prevents progress in nfs_release_folio(), which delays memory reclamation. The fix implemented is to initiate...

CVE-2026-23053

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfsreleasefolio Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfsreleasefolio. The latter cannot make progres...