obike

oBike 协议说明（BLE/HTTP） 本文档提供了截至 2018 年 1 月 oBike 通信协议的分析。 相关成果已在 insomni'hack 安全大会 2019 上展示： 幻灯片 录像 同时也在 AREA41 安全大会 2018 上展示： 幻灯片 录像 通用 oBike 通信 oBike 车锁由 TI CC2541 微控制器构成，这是一款用于蓝牙低功耗（BLE）应用的功耗优化型片上系统（SoC）。车锁本身不具备 IP 连接能力；它借助移动设备的 3G/4G 连接与 oBike 后端进行通信。车锁通过 BLE 与移动设备上的 oBike 应用通信。协议消息随后通过 REST AP...

CVE-2026-53227 net: openvswitch: fix possible kfree_skb of ERR_PTR

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix possible kfreeskb of ERRPTR After the patch in the "Fixes" tag, the allocation of the "reply" skb can happen either before or after locking the ovsmutex. However, error cleanups still follow the classical...

CVE-2025-10908

Due to a lack of user account state validation during authentication, locked user accounts can be successfully authenticated using Magic Link or Pass Key methods. This bypasses the intended security control that should prevent access to accounts that have been locked. This vulnerability may allow...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a notification callback that disables devices within a lock mechanism, potentially leading to a...

Owner can use changeTimewindow() in VaultFactory and deny other from depositing into the Vaults (As this parameter used in epoch start Time detection). owner can use this for his/her benefits when he sees there is an good opportunity. changing this parameters should be with time-lock mechanism

Lines of code Vulnerability details Impact Owner can control timewindow of a Vault and epoch and by that he can control deposits of others and owner can deny other from depositing into a Vault by increasing timewindow as if he saw any profit by that. changing this type of parameters should be don...

User can have full voting power with virtually no lockup using multiple locks and delegation

Lines of code Vulnerability details Impact User receives voting power of max lock but only locks for a minimal amount of time Proof of Concept In VotingEscrow.solcheckpoint, the duration of the delegatee and the total delegated tokens are used to determine the amount of voting power that a lock...

PT-2021-7384 · Grub2 +2 · Grub2 +2

Name of the Vulnerable Software and Affected Versions: Grub2 versions prior to 2.06 Description: The issue is related to the implementation of the shim lock mechanism in Grub2, which is associated with incorrect cryptographic signature verification. This flaw allows an attacker to boot any kernel...

Encryption, Lock Mechanism Vulnerabilities Plague Lock App AppLock

Multiple weaknesses exist in AppLock, a popular lock application for Android devices that boasts more than 100 million users. A researcher is claiming that the app, which is supposed to securely store photos, videos and other apps, doesn’t really use encryption to do so, it simply hides the files...

S21SEC-040-en: Infinite invalid authentication attempts possible in BEA WebLogic Server

S21Sec Advisory - Title: Infinite invalid authentication attempts possible in BEA WebLogic Server ID: S21SEC-040-en Severity: Medium Scope: BEA Weblogic Platforms: All Author: [email protected] URL: http://www.s21sec.com/avisos/s21sec-040-en.txt Release: Public SUMMARY It's possible to launch a...