CVE-2021-47553

The CVE describes a Linux kernel issue (CVE-2021-47553) in the SCS and KASAN shadow stack handling for the idle task during CPU hotplug (bringup_cpu). When a CPU is offline and brought back online, stale KASAN shadow and stale shadow call stack (SCS) state could lead to bogus warnings or leak por...

CVE-2021-47553 sched/scs: Reset task stack state in bringup_cpu()

In the Linux kernel, the following vulnerability has been resolved: sched/scs: Reset task stack state in bringupcpu To hot unplug a CPU, the idle task on that CPU calls a few layers of C code before finally leaving the kernel. When KASAN is in use, poisoned shadow is left around for each of the...

CVE-2021-47553 sched/scs: Reset task stack state in bringup_cpu()

In the Linux kernel, the following vulnerability has been resolved: sched/scs: Reset task stack state in bringupcpu To hot unplug a CPU, the idle task on that CPU calls a few layers of C code before finally leaving the kernel. When KASAN is in use, poisoned shadow is left around for each of the...

CVE-2021-47540 mt76: mt7915: fix NULL pointer dereference in mt7915_get_phy_mode

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: fix NULL pointer dereference in mt7915getphymode Fix the following NULL pointer dereference in mt7915getphymode routine adding an ibss interface to the mt7915 driver. 101.137097 wlan0: Trigger new scan to find an IB...

CVE-2021-47513 net: dsa: felix: Fix memory leak in felix_setup_mmio_filtering

In the Linux kernel, the following vulnerability has been resolved: net: dsa: felix: Fix memory leak in felixsetupmmiofiltering Avoid a memory leak if there is not a CPU port defined. Addresses-Coverity-ID: 1492897 "Resource leak" Addresses-Coverity-ID: 1492899 "Resource leak"...

CVE-2021-47512 net/sched: fq_pie: prevent dismantle issue

In the Linux kernel, the following vulnerability has been resolved: net/sched: fqpie: prevent dismantle issue For some reason, fqpiedestroy did not copy working code from piedestroy and other qdiscs, thus causing elusive bug. Before calling deltimersync&q-adapttimer, we need to ensure timer will...

CVE-2021-47512 net/sched: fq_pie: prevent dismantle issue

In the Linux kernel, the following vulnerability has been resolved: net/sched: fqpie: prevent dismantle issue For some reason, fqpiedestroy did not copy working code from piedestroy and other qdiscs, thus causing elusive bug. Before calling deltimersync&q-adapttimer, we need to ensure timer will...

OESA-2024-1644 skopeo security update

A command line utility that performs various operations on container images and image repositories Security Fixes: Package jose aims to provide an implementation of the Javascript Object Signing and Encryption set of standards. An attacker could send a JWE containing compressed data that used lar...

OESA-2024-1645 skopeo security update

A command line utility that performs various operations on container images and image repositories Security Fixes: Package jose aims to provide an implementation of the Javascript Object Signing and Encryption set of standards. An attacker could send a JWE containing compressed data that used lar...

peci: cpu: Fix use-after-free in adev_release()

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SUSE CVE-2021-47368

In the Linux kernel, the following vulnerability has been resolved: enetc: Fix illegal access when reading affinityhint irqsetaffinityhit stores a reference to the cpumaskt parameter in the irq descriptor, and that reference can be accessed later from irqaffinityhintprocshow. Since the cpumask...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel has a security vulnerability that stems from a security flaw in bringupcpu...

SUSE: Security Advisory (SUSE-SU-2024:1771-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

SUSE CVE-2021-47390

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix stack-out-of-bounds memory access from ioapicwriteindirect KASAN reports the following issue: BUG: KASAN: stack-out-of-bounds in kvmmakevcpusrequestmask+0x174/0x440 kvm Read of size 8 at addr ffffc9001364f638 by tas...

SUSE CVE-2023-52839

In the Linux kernel, the following vulnerability has been resolved: drivers: perf: Do not broadcast to other cpus when starting a counter This command: $ perf record -e cycles:k -e instructions:k -c 10000 -m 64M dd if=/dev/zero of=/dev/null count=1000 gives rise to this kernel warning: 444.364395...

CVE-2021-47241

In the Linux kernel, the following vulnerability has been resolved: ethtool: strset: fix message length calculation Outer nest for ETHTOOLASTRSETSTRINGSETS is not accounted for. This may result in ETHTOOLMSGSTRSETGET producing a warning like: calculated message payload length 684 not sufficient...

CVE-2021-47229

In the Linux kernel, the following vulnerability has been resolved: PCI: aardvark: Fix kernel panic during PIO transfer Trying to start a new PIO transfer by writing value 0 in PIOSTART register when previous transfer has not yet completed which is indicated by value 1 in PIOSTART causes an...

CVE-2021-47290

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix NULL dereference on XCOPY completion CPU affinity control added with commit 39ae3edda325 "scsi: target: core: Make completion affinity configurable" makes targetcompletecmd queue work on a CPU based on...

CVE-2023-52839

In the Linux kernel, the following vulnerability has been resolved: drivers: perf: Do not broadcast to other cpus when starting a counter This command: $ perf record -e cycles:k -e instructions:k -c 10000 -m 64M dd if=/dev/zero of=/dev/null count=1000 gives rise to this kernel warning: 444.364395...

CVE-2021-47454

A vulnerability was found in the Linux kernel's powerpc/smp architecture, where the idle task's preemption count was incorrectly decremented during the CPU offline process. This issue caused a "scheduling while atomic" error when a CPU was offlined and then onlined again, leading to potential...