CVE-2021-42979

The CVE-2021-42979 entry concerns NoMachine Cloud Server where an Integer Overflow in the IOCTL Handler 0x22001B affects versions above 4.0.346 and below 7.7.4. The vulnerability can allow local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and...

CVE-2021-42977

NoMachine Enterprise Desktop is affected by an integer overflow in the IOCTL handler 0x22001B. Vulnerable versions are above 4.0.346 and below 7.7.4. Local attackers can exploit this to execute arbitrary code in kernel mode or cause a denial of service via specially crafted I/O Request Packets, l...

CVE-2021-42976

NoMachine Enterprise Desktop is affected by Buffer Overflow. IOCTL Handler 0x22001B in the NoMachine Enterprise Desktop above 4.0.346 and below 7.7.4 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service memory corruption and OS crash via specially crafted I/...

CVE-2021-42973

NoMachine Server is affected by Integer Overflow. IOCTL Handler 0x22001B in the NoMachine Server above 4.0.346 and below 7.7.4 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service memory corruption and OS crash via specially crafted I/O Request Packet...

PT-2021-8237

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a null pointer dereference in the msm ioctl gem submit function. This can lead to a denial of service. The vulnerability is associated with the Linux kernel's...

CVE-2021-30265

Possible memory corruption due to improper validation of memory address while processing user-space IOCTL for clearing Filter and Route statistics in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voi...

Design/Logic Flaw

Possible memory corruption due to improper validation of memory address while processing user-space IOCTL for clearing Filter and Route statistics in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voi...

CVE-2021-30265

Possible memory corruption due to improper validation of memory address while processing user-space IOCTL for clearing Filter and Route statistics in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voi...

kernel: out of bounds array access in drivers/md/dm-ioctl.c

An out-of-bounds OOB memory write flaw was found in listdevices in drivers/md/dm-ioctl.c in the Multi-device driver module in the Linux kernel. A bound check failure allows an attacker with special user CAPSYSADMIN privilege to gain access to out-of-bounds memory leading to a system crash, a leak...

kernel: Use-after-free in ndb_queue_rq() in drivers/block/nbd.c

A use after free flaw in the Linux kernel network block device NBD subsystem was found in the way user calls an ioctl NBDSETSOCK at a certain point during device setup...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from a memory leak in the kernel in the mbochs ioctl in samples/vfio-mdev/mbochs.c on the Virtual Function IO VFIO media device. This...

OracleVM 3.4 : kernel-uek (OVMSA-2021-0036)

The remote OracleVM system is missing necessary patches to address security updates: - Linux Linux kernel version at least v4.8 onwards, probably well before contains a Insufficient input validation vulnerability in bnx2x network card driver that can result in DoS: Network card firmware assertion...

CVE-2021-36923

RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0 allows local low-privileged users to achieve unauthorized access to USB device privileged IN and OUT instructions leading to Escalation of Privileges, Denial of Service, Code Execution, and Information Disclosur...

Ubuntu 20.04 LTS : Linux kernel (Azure) vulnerabilities (USN-5120-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5120-1 advisory. It was discovered that the f2fs file system in the Linux kernel did not properly validate metadata in some situations. An attacker could use this to...

USN-5117-1: Linux kernel (OEM) vulnerabilities

It was discovered that the btrfs file system in the Linux kernel did not properly handle removing a non-existent device id. An attacker with CAPSYSADMIN could use this to cause a denial of service. CVE-2021-3739 It was discovered that the Qualcomm IPC Router protocol implementation in the Linux...

CVE-2021-41285

Ballistix MOD Utility through 2.0.2.5 is vulnerable to privilege escalation in the MODAPI.sys driver component. The vulnerability is triggered by sending a specific IOCTL request that allows low-privileged users to directly interact with physical memory via the MmMapIoSpace function call mapping...

Design/Logic Flaw

Ballistix MOD Utility through 2.0.2.5 is vulnerable to privilege escalation in the MODAPI.sys driver component. The vulnerability is triggered by sending a specific IOCTL request that allows low-privileged users to directly interact with physical memory via the MmMapIoSpace function call mapping...

CVE-2021-41285

Ballistix MOD Utility through 2.0.2.5 is vulnerable to privilege escalation in the MODAPI.sys driver component. The vulnerability is triggered by sending a specific IOCTL request that allows low-privileged users to directly interact with physical memory via the MmMapIoSpace function call mapping...

USN-5096-1 linux-oem-5.13 vulnerabilities

Valentina Palmiotti discovered that the iouring subsystem in the Linux kernel could be coerced to free adjacent memory. A local attacker could use this to execute arbitrary code. CVE-2021-41073 Benedict Schlueter discovered that the BPF subsystem in the Linux kernel did not properly protect again...

Ubuntu: Security Advisory (USN-5071-3)

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...