systemd security update

239-45.0.2 - Disable unprivileged BPF by default Orabug: 32870980 - backport upstream pstore tmpfiles patch Orabug: 31420486 - udev rules: fix memory hot add and remove Orabug: 31310273 - fix to enable systemd-pstore.service Orabug: 30951066 - journal: change support URL shown in the catalog...

16-Year-Old HP Printer-Driver Bug Impacts Millions of Windows Machines

Researchers have released technical details on a high-severity privilege-escalation flaw in HP printer drivers also used by Samsung and Xerox, which impacts hundreds of millions of Windows machines. If exploited, cyberattackers could bypass security products; install programs; view, change, encry...

UBUNTU-CVE-2021-3640

A flaw use-after-free in function scosocksendmsg of the Linux kernel HCI subsystem was found in the way user calls ioct UFFDIOREGISTER or other way triggers race condition of the call scoconndel together with the call scosocksendmsg with the expected controllable faulting memory page. A privilege...

CVE-2021-3612

An out-of-bounds memory write flaw was found in the Linux kernel's joystick devices subsystem in versions before 5.9-rc1, in the way the user calls ioctl JSIOCSBTNMAP. This flaw allows a local user to crash the system or possibly escalate their privileges on the system. The highest threat from th...

F5 Networks BIG-IP : Linux kernel vulnerability (K83102920)

The version of F5 Networks BIG-IP installed on the remote host is prior to 16.1.0. It is, therefore, affected by a vulnerability as referenced in the K83102920 advisory. The userfaultfd implementation in the Linux kernel before 4.19.7 mishandles access control for certain UFFDIO ioctl calls, as...

CVE-2021-21786

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability...

CVE-2021-21787

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0d8, the first dword passed in the input buffer is the device port to write to and the byte at offset 4 is the value to write via...

Privilege escalation

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability...

Privilege escalation

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0d8, the first dword passed in the input buffer is the device port to write to and the byte at offset 4 is the value to write via...

Privilege escalation

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0dc, the first dword passed in the input buffer is the device port to write to and the word at offset 4 is the value to write via...

CVE-2021-21786

CVE-2021-21786 affects IOBit Advanced SystemCare Ultimate 14.2.0.220. The IOCTL 0x9c406144 handler processes untrusted input via IRP, calling HalGetBusDataByOffset with unconstrained data, allowing an unprivileged user to escalate privileges. TALOS-2021-1253 documents a local privilege-escalation...

CVE-2021-21786

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability...

CVE-2021-21789

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0e0, the first dword passed in the input buffer is the device port to write to and the dword at offset 4 is the value to write via...

CVE-2021-21788

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0dc, the first dword passed in the input buffer is the device port to write to and the word at offset 4 is the value to write via...

CVE-2021-21788

Summary: CVE-2021-21788 affects IOBit Advanced SystemCare Ultimate 14.2.0.220, where the driver mishandles Privileged I/O write requests. The vulnerability is triggered via IOCTL 0x9c40a0dc (and related IOCTLs in TALOS analysis), where the first dword of the input buffer selects the device port a...

IOBit Advanced SystemCare Ultimate exposed IOCTL 0x9c40a148 vulnerability

Summary An information disclosure vulnerability exists in the IOCTL 0x9c40a148 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to a disclosure of sensitive information. An attacker can send a malicious IRP to trigger this vulnerabilit...

IOBit Advanced SystemCare Ultimate Privileged I/O Read vulnerabilities

Summary An information disclosure vulnerability exists in the the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O read requests. A specially crafted I/O request packet IRP can lead to privileged reads in the context of a driver which can result in sensitive...

Huawei EulerOS: Security Advisory for util-linux (EulerOS-SA-2021-2173)

The remote host is missing an update for the Huawei EulerOS 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...

IOBit Advanced SystemCare Ultimate exposed IOCTL 0x9c406144 vulnerability

Summary A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability. Tested Versions...

EulerOS Virtualization 3.0.2.2 : util-linux (EulerOS-SA-2021-2173)

According to the version of the util-linux packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - runuser in util-linux allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characte...