CVE-2021-38200

arch/powerpc/perf/core-book3s.c in the Linux kernel before 5.12.13, on systems with perfeventparanoid=-1 and no specific PMU driver support registered, allows local users to cause a denial of service perfinstructionpointer NULL pointer dereference and OOPS via a "perf record" command...

UBUNTU-CVE-2021-38200

arch/powerpc/perf/core-book3s.c in the Linux kernel before 5.12.13, on systems with perfeventparanoid=-1 and no specific PMU driver support registered, allows local users to cause a denial of service perfinstructionpointer NULL pointer dereference and OOPS via a "perf record" command...

CVE-2021-38200

arch/powerpc/perf/core-book3s.c in the Linux kernel before 5.12.13, on systems with perfeventparanoid=-1 and no specific PMU driver support registered, allows local users to cause a denial of service perfinstructionpointer NULL pointer dereference and OOPS via a "perf record" command...

Linux kernel 代码问题漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. Linux kernel is vulnerable due to a null pointer dereference and OOPS flaw in arch/powerpc/perf/core-book3s.c. By sending a constructed perf record command, an authenticated local attacker can exploit th...

bpftool, kernel, perf, python security update

CentOS Errata and Security Advisory CESA-2021:2725 An update for kernel is now available for Red Hat Enterprise Linux 7. 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...

Update of python-perf, kernel-debug, kernel-debug-devel, kernel-headers, kernel-debug-devel, kernel, perf, kernel-devel

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Unbreakable Enterprise kernel-container security update

5.4.17-2102.203.5 - rds/ib: move rdsibclearirqmiss to .h file Manjunath Patil Orabug: 33044344 5.4.17-2102.203.4 - rds/ib: recover rds connection from interrupt loss scenario Manjunath Patil Orabug: 32974199 - Revert 'Allow mce to reset instead of panic on UE' William Roche Orabug: 32820275 - bpf...

GSD-2021-1001084 powerpc/perf: Fix crash in perf_instruction_pointer() when ppmu is not set

powerpc/perf: Fix crash in perfinstructionpointer when ppmu is not set 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 v5.12.13 by commit...

Unbreakable Enterprise kernel-container security update

4.14.35-2047.504.2.el7 - md/raid1: properly indicate failure when ending a failed write request Paul Clements Orabug: 32887159 - video: hypervfb: Add ratelimit on error message Michael Kelley Orabug: 32856879 - Drivers: hv: vmbus: Initialize unloadevent statically Andrea Parri Microsoft Orabug:...

USN-4982-1: Linux kernel vulnerabilities

Kiyin 尹亮 discovered that the NFC LLCP protocol implementation in the Linux kernel contained a reference counting error. A local attacker could use this to cause a denial of service system crash. CVE-2020-25670 Kiyin 尹亮 discovered that the NFC LLCP protocol implementation in the Linux kernel did n...

USN-4984-1 linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.8, linux-kvm, linux-oracle, linux-raspi vulnerabilities

Jan Beulich discovered that the Xen netback backend in the Linux kernel did not properly handle certain error conditions under paravirtualization. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash. CVE-2021-28038 It was discovered that the Realtek...

USN-4984-1: Linux kernel vulnerabilities

Jan Beulich discovered that the Xen netback backend in the Linux kernel did not properly handle certain error conditions under paravirtualization. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash. CVE-2021-28038 It was discovered that the Realtek...

USN-4979-1: Linux kernel vulnerabilities

Kiyin 尹亮 discovered that the NFC LLCP protocol implementation in the Linux kernel contained a reference counting error. A local attacker could use this to cause a denial of service system crash. CVE-2020-25670 Kiyin 尹亮 discovered that the NFC LLCP protocol implementation in the Linux kernel did n...

Ubuntu: Security Advisory (USN-4982-1)

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...

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

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. 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...

UVI-2021-1000155 perf/core: Fix unconditional security_locked_down() call

perf/core: Fix unconditional securitylockeddown call 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 v5.10.35 by commit...

kernel: perf_event_parse_addr_filter memory

A memory leak flaw was found in the Linux kernel’s performance monitoring subsystem when using PERFEVENTIOCSETFILTER. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability...

USN-4948-1: Linux kernel (OEM) vulnerabilities

Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring buffer as was allocated. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2021-3489...

Unbreakable Enterprise kernel security update

4.14.35-2047.503.1 - bpf, x86: Validate computation of branch displacements for x86-64 Piotr Krysiuk Orabug: 32759961 CVE-2021-29154 - uek-rpm: Add Amazon Elastic Network Adapter module to nano rpm. Somasundaram Krishnasamy Orabug: 32781585 - ext4: handle error of ext4setupsystemzone on remount J...

RHEL 7 / 8 : Red Hat Ceph Storage security, Update (Important) (RHSA-2021:1452)

The remote Redhat Enterprise Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:1452 advisory. Red Hat Ceph Storage is a scalable, open, software-defined storage platform that combines the most stable version of the Ceph storage...