CVE-2020-10774

A memory disclosure flaw was found in the Linux kernel's versions before 4.18.0-193.el8 in the sysctl subsystem when reading the /proc/sys/kernel/rhfeatures file. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to...

kernel: race condition between hugetlb sysctl handlers in mm/hugetlb.c

A flaw was found in the Linux kernels sysctl handling code for hugepages management. When multiple root level processes would write to modify the /proc/sys/vm/nrhugepages file it could create a race on internal variables leading to a system crash or memory corruption...

kernel: race condition between hugetlb sysctl handlers in mm/hugetlb.c

A flaw was found in the Linux kernels sysctl handling code for hugepages management. When multiple root level processes would write to modify the /proc/sys/vm/nrhugepages file it could create a race on internal variables leading to a system crash or memory corruption...

ALSA-2021:1578 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Integer overflow in IntelR Graphics Drivers CVE-2020-12362 kernel: memory leak in sofsetgetlargectrldata function in sound/soc/sof/ipc.c CVE-2019-18811 kernel: use-after-free caused by a...

CVE-2021-3490

A flaw was found in the Linux kernels eBPF verification code. It was discovered that eBPF ALU32 bounds tracking for bitwise ops AND, OR and XOR did not update the 32-bit bounds. By default accessing the eBPF verifier is only accessible to privileged users with CAPSYSADMIN. A local user with the...

CVE-2021-31829

A flaw was found in the Linux kernel's eBPF verification code. By default, accessing the eBPF verifier is only accessible to privileged users with CAPSYSADMIN. This flaw allows a local user who can insert eBPF instructions, to use the eBPF verifier to abuse a spectre-like flaw and infer all syste...

SUSE: Security Advisory (SUSE-SU-2019:0054-1)

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...

Ubuntu 20.04 LTS : Linux kernel (OEM) vulnerabilities (USN-4912-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4912-1 advisory. Piotr Krysiuk discovered that the BPF JIT compiler for x86 in the Linux kernel did not properly validate computation of branch displacements in some...

USN-4912-1: Linux kernel (OEM) vulnerabilities

Piotr Krysiuk discovered that the BPF JIT compiler for x86 in the Linux kernel did not properly validate computation of branch displacements in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-29154 It was...

USN-4912-1 linux-oem-5.6 vulnerabilities

Piotr Krysiuk discovered that the BPF JIT compiler for x86 in the Linux kernel did not properly validate computation of branch displacements in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-29154 It was...

CVE-2021-20268

An out-of-bounds access flaw was found in the Linux kernel's implementation of the eBPF code verifier in the way a user running the eBPF script calls devmapinitmap or sockmapalloc. This flaw allows a local user to crash the system or possibly escalate their privileges. The highest threat from thi...

USN-4660-2: Linux kernel regression | Cloud Foundry

Severity Unknown Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Description USN-4660-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression in the software raid10 driver when used with fstrim that could lead to data corruption. This updat...

CVE-2021-20194

A flaw buffer overflow in the Linux kernel BPF subsystem was found in the way user running BPF script calling getsockopt. A local user could use this flaw to crash the system or possibly escalate their privileges on the system. Mitigation The default Red Hat Enterprise Linux kernel prevents...

Unbreakable Enterprise kernel security update

4.14.35-2025.405.3 - Revert 'rds: Deregister all FRWR mr with freemr' aru kolappan Orabug: 32426280 4.14.35-2025.405.2 - nfs: Fix security label length not being reset Jeffrey Mitchell Orabug: 32350995 4.14.35-2025.405.1 - net/rds: Fix gfpt parameter Hans Westgaard Ry Orabug: 32372162 - uek-rpm:...

Unbreakable Enterprise kernel-container security update

4.14.35-2025.405.3.el7 - Revert 'rds: Deregister all FRWR mr with freemr' aru kolappan Orabug: 32426280 4.14.35-2025.405.2.el7 - nfs: Fix security label length not being reset Jeffrey Mitchell Orabug: 32350995 4.14.35-2025.405.1.el7 - net/rds: Fix gfpt parameter Hans Westgaard Ry Orabug: 32372162...

Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel regression (USN-4660-2)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-4660-2 advisory. USN-4660-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression in the software raid10 driver when used with...

The vulnerability of the sysctl hugetlbl utility in the Linux operating system allows a hacker to cause a service failure or increase privileges.

The vulnerability of the sysctl hugetlbl utility in the Linux operating system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause service failures or elevate privileges...

SUSE SLES15 Security Update : kernel (SUSE-SU-2020:3513-1)

The SUSE Linux Enterprise 15 SP1 RT kernel was updated to receive various security and bug fixes. The following security bugs were fixed : CVE-2020-25705: A flaw in the way reply ICMP packets are limited in was found that allowed to quickly scan open UDP ports. This flaw allowed an off-path remot...

USN-4660-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that a race condition existed in the perf subsystem of the Linux kernel, leading to a use-after-free vulnerability. An attacker with access to the perf subsystem could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-14351 It was...

Linux: sysctl kernel.shmall

This parameter sets the total amount of shared memory pages that can be used system wide. 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...