USN-5091-2 linux-raspi, linux-raspi-5.4 vulnerabilities

Ofek Kirzner, Adam Morrison, Benedict Schlueter, and Piotr Krysiuk discovered that the BPF verifier in the Linux kernel missed possible mispredicted branches due to type confusion, allowing a side-channel attack. An attacker could use this to expose sensitive information. CVE-2021-33624 It was...

Ubuntu: Security Advisory (USN-5094-1)

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...

USN-5096-1: Linux kernel (OEM) 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...

USN-5094-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-snapdragon vulnerabilities

It was discovered that the KVM hypervisor implementation in the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. An attacker who could start and control a VM could possibly use this to expose sensitive information or execute...

USN-5094-1: Linux kernel vulnerabilities

It was discovered that the KVM hypervisor implementation in the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. An attacker who could start and control a VM could possibly use this to expose sensitive information or execute...

Qualcomm 芯片 资源管理错误漏洞

A Qualcomm chip is a chip from Qualcomm Incorporated USA. A way to miniaturize circuits mainly semiconductor devices, but also passive components, etc., and from time to time are manufactured on the surface of semiconductor wafers. The Qualcomm chip suffers from a Resource Management Error...

OracleVM 3.4 : kernel-uek (OVMSA-2021-0022)

The remote OracleVM system is missing necessary patches to address security updates: - Improper access control in BlueZ may allow an unauthenticated user to potentially enable information disclosure via adjacent access. CVE-2020-12352 - An issue was discovered in the Linux kernel before 5.8.1...

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...

Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2021-9305)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9305 advisory. - dm ioctl: fix out of bounds array access when no devices Mikulas Patocka Orabug: 32860493 CVE-2021-31916 - powerpc/64s: flush L1D after user accesses...

CVE-2020-11250

Use after free due to race condition when reopening the device driver repeatedly in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure...

CVE-2020-11250

Use after free due to race condition when reopening the device driver repeatedly in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure...

Buffer Overflow

linux has a buffer overflow. THe vulnerability exists due to the sound/soc/qcom/sdm845.c soundwire device driver unable to handle an unexpected port ID number...

Ubuntu: Security Advisory (USN-4945-2)

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...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

USN-4945-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.4 vulnerabilities

It was discovered that the Nouveau GPU driver in the Linux kernel did not properly handle error conditions in some situations. A local attacker could use this to cause a denial of service system crash. CVE-2020-25639 Jan Beulich discovered that the Xen netback backend in the Linux kernel did not...

Linux kernel out-of-bounds memory write vulnerability

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. An out-of-bounds memory write vulnerability exists in listdevices in drivers/md/dm-ioctl.c in the Multi-Device Driver...

DEBIAN-CVE-2021-31916

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 before 5.12. A bound check failure allows an attacker with special user CAPSYSADMIN privilege to gain access to out-of-bounds memory leading to a system...

AZL-6558 CVE-2021-31916 affecting package kernel for versions less than 5.10.78.1-1

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 before 5.12. A bound check failure allows an attacker with special user CAPSYSADMIN privilege to gain access to out-of-bounds memory leading to a system...

CVE-2021-31916

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 before 5.12. A bound check failure allows an attacker with special user CAPSYSADMIN privilege to gain access to out-of-bounds memory leading to a system...

UBUNTU-CVE-2021-31916

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 before 5.12. A bound check failure allows an attacker with special user CAPSYSADMIN privilege to gain access to out-of-bounds memory leading to a system...