Ubuntu: Security Advisory (USN-5044-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

Huawei EMUI/Magic UI NFC-based connection authentication vulnerability

Huawei Emui is an Android-based mobile operating system. Huawei Magic UI is the operating system for Honor phones. Huawei EMUI/Magic UI has a security vulnerability that can be exploited by attackers to cause kernel code execution...

Denial Of Service (DoS)

linux-kvm:bionic is vulnerable to denial of service.Use After Free vulnerability in nfc sockets in the Linux Kernel allows local attackers to elevate their privileges. In typical configurations, the issue can only be triggered by a privileged local user with the CAPNETRAW capability...

CVE-2021-38208

A flaw was found in the Linux kernels NFC implementation, A NULL pointer dereference and BUG leading to a denial of service can be triggered by a local unprivileged user causing a kernel panic. Mitigation Mitigation for this issue is either not available or the currently available options does no...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2021-9404)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9404 advisory. - seqfile: disallow extremely large seq buffer allocations Eric Sandeen Orabug: 33135632 CVE-2021-33909 - Bluetooth: fix the erroneous flushwork...

Breaking the Android Bootloader on the Qualcomm Snapdragon 660

This post is a companion to the DEF CON 29 video available here. A few months ago I purchased an Android phone to do some research around a specific series of NFC chips, which required me to gain root access to the device in order to fully access its hardware capabilities. Gaining root access on...

EulerOS 2.0 SP9 : kernel (EulerOS-SA-2021-2272)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The kernel package contains the Linux kernel vmlinuz, the core of any Linux operating system. The kernel handles the basic functions of the...

DEBIAN-CVE-2021-38208

net/nfc/llcpsock.c in the Linux kernel before 5.12.10 allows local unprivileged users to cause a denial of service NULL pointer dereference and BUG by making a getsockname call after a certain type of failure of a bind call...

NSA issues advice for securing wireless devices

By releasing an information sheet that provides guidance on securing wireless devices while in public pdf—for National Security System, Department of Defense, and Defense Industrial Base teleworkers—the NSA has provided useful information on malicious techniques used by cyber actors, and ways to...

PUB-A-168799695

In the NXP NFC firmware, there is a possible insecure firmware update due to a logic error. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation...

NSA Warns Public Networks are Hacker Hotbeds

The U.S. National Security Agency is offering advice to security teams looking for wireless best practices to protect corporate networks and personal devices. The recommendations, while pedestrian in scope, do offer system administrators a solid cheat sheet to share with their work-from-home crow...

OESA-2021-1279 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: there was a null pointer dereference in llcpsockgetname in net/nfc/llcpsock.c and reproduced it in linux-5.13.0-rc2. An unprivileged user can trigger this bug and cause denial of service. Root Cause After creating an nfc socket,...

USN-5018-1: Linux kernel vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Piotr Krysiuk discovered that the eBPF...

USN-5016-1: Linux kernel vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Or Cohen and Nadav Markus discovered a...

USN-5016-1 linux, linux-aws, linux-aws-5.8, linux-azure, linux-azure-5.8, linux-gcp, linux-gcp-5.8, linux-hwe-5.8, linux-kvm, linux-oracle, linux-oracle-5.8, linux-raspi vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Or Cohen and Nadav Markus discovered a...

USN-5015-1 linux-oem-5.10 vulnerabilities

It was discovered that the virtual file system implementation in the Linux kernel contained an unsigned to signed integer conversion error. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-33909 Michael Brown discovered that the Xen...

CVE-2021-0594

In onCreate of ConfirmConnectActivity, there is a possible remote bypass of user consent due to improper input validation. This could lead to remote proximal, NFC escalation of privilege allowing an attacker to deceive a user into allowing a Bluetooth connection with no additional execution...

CVE-2021-0596

In phNciNfcRecvMfResp of phNxpExtnsMifareStd.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to remote information disclosure over NFC with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersion...

CVE-2021-0596

In phNciNfcRecvMfResp of phNxpExtnsMifareStd.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to remote information disclosure over NFC with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersion...

Out-of-bounds

In phNciNfcRecvMfResp of phNxpExtnsMifareStd.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to remote information disclosure over NFC with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersion...