Threat Source newsletter (Aug. 18, 2022) — Why aren't Lockdown modes the default setting on phones?

By Jon Munshaw. Welcome to this week’s edition of the Threat Source newsletter. As the data privacy landscape gets increasingly murky, app developers and device manufacturers are finding new ways to sure up users’ personal information. Of course, all users have to do is go out of their way to...

Important: kernel

Issue Overview: An out-of-bounds write flaw was found in the Linux kernels framebuffer-based console driver functionality in the way a user triggers ioctl FBIOPUTVSCREENINFO with malicious data. This flaw allows a local user to crash or potentially escalate their privileges on the system...

SUSE: Security Advisory (SUSE-SU-2022:2803-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

The vulnerability in the implementation of the Lockdown Mode mechanism for Linux operating systems allows a hacker to circumvent security restrictions.

The vulnerability in the implementation of the Lockdown Mode for Linux operating system kernels is related to the insecure handling of privileges during the loading of debugging tools KGDB and KDB. Exploiting this vulnerability can allow an attacker to circumvent security restrictions...

CVE-2022-20336

In Settings, there is a possible installed application disclosure due to a missing permission check. This could lead to local information disclosure of applications allow-listed to use the network during VPN lockdown mode with no additional execution privileges needed. User interaction is not...

CVE-2022-20336

In Settings, there is a possible installed application disclosure due to a missing permission check. This could lead to local information disclosure of applications allow-listed to use the network during VPN lockdown mode with no additional execution privileges needed. User interaction is not...

Design/Logic Flaw

In Settings, there is a possible installed application disclosure due to a missing permission check. This could lead to local information disclosure of applications allow-listed to use the network during VPN lockdown mode with no additional execution privileges needed. User interaction is not...

CVE-2022-20336

In Settings, there is a possible installed application disclosure due to a missing permission check. This could lead to local information disclosure of applications allow-listed to use the network during VPN lockdown mode with no additional execution privileges needed. User interaction is not...

CVE-2022-20336

CVE-2022-20336 concerns Android 13 where a missing permission check in Settings enables local information disclosure of installed apps allowed to use the network during VPN lockdown mode. The issue is triggered without user interaction and affects the Settings component; exploitation could reveal...

SUSE-SU-2022:2741-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-36946: Fixed an incorrect packet trucation operation which could lead to denial of service bnc1201940. - CVE-2022-29581: Fixed improper update of reference...

SUSE: Security Advisory (SUSE-SU-2022:2722-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

Unbreakable Enterprise kernel-container security update

5.15.0-1.43.4.1 - netsched: clsroute: remove from list when handle is 0 Thadeu Lima de Souza Cascardo Orabug: 34460936 CVE-2022-2588 5.15.0-1.43.4 - Revert selftests/bpf: add tests verifying unprivileged bpf behaviour Alan Maguire Orabug: 34399286 - Revert selftests/bpf: Add test for reg2btfids o...

Mageia: Security Advisory (MGASA-2022-0279)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

How to Use Lockdown Mode in iOS 16 to Make Your Phone More Secure

Whether you want to turn off link previews or block unwanted FaceTime calls, here's what you need to know...

CVE-2022-33962

In BIG-IP Versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and all versions of 13.1.x, certain iRules commands may allow an attacker to bypass the access control restrictions for a self IP address, regardless of the port lockdown settings...

CVE-2022-33962 BIG-IP iRule vulnerability CVE-2022-33962

In BIG-IP Versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and all versions of 13.1.x, certain iRules commands may allow an attacker to bypass the access control restrictions for a self IP address, regardless of the port lockdown settings...

CVE-2022-33962

In BIG-IP Versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and all versions of 13.1.x, certain iRules commands may allow an attacker to bypass the access control restrictions for a self IP address, regardless of the port lockdown settings...

F5 Networks BIG-IP : BIG-IP iRules vulnerability (K80970653)

The version of F5 Networks BIG-IP installed on the remote host is prior to 14.1.5.1 / 15.1.6.1 / 16.1.3.1 / 17.0.0.1 / 17.1.0. It is, therefore, affected by a vulnerability as referenced in the K80970653 advisory. - In BIG-IP Versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before...

GSD-2022-1004690 lockdown: Fix kexec lockdown bypass with ima policy

lockdown: Fix kexec lockdown bypass with ima policy This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.208 by commit...

GSD-2022-1004548 lockdown: Fix kexec lockdown bypass with ima policy

lockdown: Fix kexec lockdown bypass with ima policy This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.134 by commit...