USN-5209-1 linux, linux-aws, linux-aws-hwe, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

Nadav Amit discovered that the hugetlb implementation in the Linux kernel did not perform TLB flushes under certain conditions. A local attacker could use this to leak or alter data from other processes that use huge pages. CVE-2021-4002 It was discovered that a race condition existed in the time...

USN-5210-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities

Nadav Amit discovered that the hugetlb implementation in the Linux kernel did not perform TLB flushes under certain conditions. A local attacker could use this to leak or alter data from other processes that use huge pages. CVE-2021-4002 It was discovered that the Linux kernel did not properly...

USN-5206-1 linux-oem-5.14 vulnerability

Nadav Amit discovered that the hugetlb implementation in the Linux kernel did not perform TLB flushes under certain conditions. A local attacker could use this to leak or alter data from other processes that use huge pages...

USN-5206-1: Linux kernel (OEM) vulnerability

Nadav Amit discovered that the hugetlb implementation in the Linux kernel did not perform TLB flushes under certain conditions. A local attacker could use this to leak or alter data from other processes that use huge pages...

OPENSUSE-SU-2021:4171-1 Security update for runc

This update for runc fixes the following issues: Update to runc v1.0.3. CVE-2021-43784: Fixed a potential vulnerability related to the internal usage of netlink, which is believed to not be exploitable with any released versions of runc bsc1193436 Fixed inability to start a container with...

Security update for runc (moderate)

openSUSE Security Update: Security update for runc Announcement ID: openSUSE-SU-2021:4171-1 Rating: moderate References: 1193436 Cross-References: CVE-2021-43784 CVSS scores: CVE-2021-43784 NVD : 6 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L Affected Products: openSUSE Leap 15.3 An update that...

GSD-2021-1002310 hugetlb, userfaultfd: fix reservation restore on userfaultfd error

hugetlb, userfaultfd: fix reservation restore on userfaultfd error 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 v5.15.5 by commit...

UVI-2021-1002310 hugetlb, userfaultfd: fix reservation restore on userfaultfd error

hugetlb, userfaultfd: fix reservation restore on userfaultfd error 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 v5.15.5 by commit...

GSD-2021-1000818 mm, hugetlb: fix simple resv_huge_pages underflow on UFFDIO_COPY

mm, hugetlb: fix simple resvhugepages underflow on UFFDIOCOPY 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 v5.12.10 by commit...

UVI-2021-1000757 mm, hugetlb: fix simple resv_huge_pages underflow on UFFDIO_COPY

mm, hugetlb: fix simple resvhugepages underflow on UFFDIOCOPY 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 v5.4.125 by commit...

GSD-2021-1000745 mm, hugetlb: fix simple resv_huge_pages underflow on UFFDIO_COPY

mm, hugetlb: fix simple resvhugepages underflow on UFFDIOCOPY 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 v4.19.194 by commit...

UVI-2021-1000736 mm, hugetlb: fix simple resv_huge_pages underflow on UFFDIO_COPY

mm, hugetlb: fix simple resvhugepages underflow on UFFDIOCOPY 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 v4.14.236 by commit...

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...

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-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...

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-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...

EulerOS 2.0 SP5 : kernel (EulerOS-SA-2020-2549)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The kernel package contains the Linux kernel vmlinuz, the core of any Linux operating system. The kernel handles the basic functions of the...

Ubuntu: Security Advisory (USN-4660-2)

The remote host is missing an update for the 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 ifdescription...