CVE-2020-3831

CVE-2020-3831 describes a race condition in the Apple kernel that could allow an application to execute arbitrary code with kernel privileges. The issue was fixed in iOS 13.3.1 and iPadOS 13.3.1 through improved locking, as documented by Apple (HT210918). Connected entries corroborate a kernel‑le...

kernel: fix race condition between mmget_not_zero()/get_task_mm() and core dumping

A flaw was found in the Linux kernel where the coredump implementation does not use locking or other mechanisms to prevent vma layout or vma flags changes while it runs. This allows local users to obtain sensitive information, cause a denial of service DoS, or possibly have unspecified other impa...

CVE-2020-8010 Nimbus protocol allows unauth read/write/execute

CA Unified Infrastructure Management Nimsoft/UIM 20.1, 20.3.x, and 9.20 and below contains an improper ACL handling vulnerability in the robot controller component. A remote attacker can execute commands, read from, or write to the target system...

Samsung SEND_FILE_WITH_HEADER Use-After-Free

Samsung: UAF via missing locking in SENDFILEWITHHEADER handler in fmtpsamsung.c Tested on a Samsung A50 SM-A505FN, running build "samsung/a50xx/a50:9/PPR1.180610.011/A505FNXXS3ASK9:user/release-keys", security patch level 2019-11-01. Samsung's kernel tree contains two implementations of...

Samsung SEND_FILE_WITH_HEADER Use-After-Free Exploit

Samsung suffers from a use-after-free vulnerability due to a missing lock in the SENDFILEWITHHEADER handler in fmtpsamsung.c. Samsung: UAF via missing locking in SENDFILEWITHHEADER handler in fmtpsamsung.c Tested on a Samsung A50 SM-A505FN, running build...

A week in security (January 20 – 26)

Last week on Malwarebytes Labs, we reported on a Ryuk ransomware attack on The Tampa Bay Times, a newspaper in Florida; unmasked an elaborate browser locking scheme behind the more advanced tech support operations that are currently active; and looked at the latest laws on regulating deepfakes...

Huawei EulerOS: Security Advisory for kernel (EulerOS-SA-2019-1672)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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 EulerOS: Security Advisory for kernel (EulerOS-SA-2019-1535)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

Oracle VirtualBox xHCI Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Oracle VirtualBox. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the xHCI...

openSUSE: Security Advisory for qemu (openSUSE-SU-2019:2510-1)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH 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-or-later This program is free software; you can...

CVE-2019-8747

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in watchOS 6.1. An application may be able to execute arbitrary code with kernel privileges...

CVE-2019-8747

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in watchOS 6.1. An application may be able to execute arbitrary code with kernel privileges...

CVE-2019-8747

CVE-2019-8747 is a memory corruption vulnerability that Apple attributes to improved locking, allowing an attacker may run code with kernel privileges on affected Apple platforms. The primary public details in connected sources specify the issue as fixed in watchOS 6.1, with the Watch firmware up...

CVE-2019-8747

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in watchOS 6.1. An application may be able to execute arbitrary code with kernel privileges...

CVE-2019-19813

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in mutexlock in kernel/locking/mutex.c. This is related to mutexcanspinonowner in kernel/locking/mutex.c, btrfsqgroupfreemeta in...

CVE-2019-19813: Use After Free

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in mutexlock in kernel/locking/mutex.c. This is related to mutexcanspinonowner in kernel/locking/mutex.c, btrfsqgroupfreemeta in...

CVE-2019-13762: Improper Locking

Insufficient policy enforcement in downloads in Google Chrome on Windows prior to 79.0.3945.79 allowed a local attacker to spoof downloaded files via local code...

CVE-2019-18373

Norton App Lock, prior to 1.4.0.503, may be susceptible to a bypass exploit. In this type of circumstance, the exploit can allow the user to circumvent the app to prevent it from locking other apps on the device, thereby allowing the individual to gain access...

CVE-2019-18373: Undefined Security Weakness

Norton App Lock, prior to 1.4.0.503, may be susceptible to a bypass exploit. In this type of circumstance, the exploit can allow the user to circumvent the app to prevent it from locking other apps on the device, thereby allowing the individual to gain access...

OPENSUSE-SU-2019:2510-1 Security update for qemu

This update for qemu fixes the following issues: qemu was updated to v3.1.1.1, a stable, bug-fix-only release, which includes 2 fixes we already carry, as well as one additional use- after-free fix in slirp. CVE-2018-20126 bsc1119991, CVE-2019-14378 bsc1143794, and CVE-2019-15890 bsc1149811...