Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4419-1)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4419-1 advisory. It was discovered that a race condition existed in the Precision Time Protocol PTP implementation in the Linux kernel, leading to a use-after- free...

Important kernel security update: Virtuozzo ReadyKernel patch 110.0 for Virtuozzo Hybrid Server 7.0 and Virtuozzo Infrastructure Platform 2.5, 3.0 and Virtuozzo Hybrid Infrastructure 3.5

The cumulative Virtuozzo ReadyKernel patch was updated with security and stability fixes. The patch applies to all supported kernels of Virtuozzo Hybrid Server 7.0 and Virtuozzo Infrastructure Platform. Vulnerability id: CVE-2020-10711 3.10.0-862.20.2.vz7.73.24 to 3.10.0-1062.12.1.vz7.131.10...

CVE-2019-20812

An issue was discovered in the Linux kernel before 5.4.7. The prbcalcretireblktmo function in net/packet/afpacket.c can result in a denial of service CPU consumption and soft lockup in a certain failure case involving TPACKETV3, aka CID-b43d1f9f7067...

Design/Logic Flaw

An issue was discovered in the Linux kernel before 5.4.7. The prbcalcretireblktmo function in net/packet/afpacket.c can result in a denial of service CPU consumption and soft lockup in a certain failure case involving TPACKETV3, aka CID-b43d1f9f7067...

UBUNTU-CVE-2019-20812

An issue was discovered in the Linux kernel before 5.4.7. The prbcalcretireblktmo function in net/packet/afpacket.c can result in a denial of service CPU consumption and soft lockup in a certain failure case involving TPACKETV3, aka CID-b43d1f9f7067...

CVE-2019-20812

An issue was discovered in the Linux kernel before 5.4.7. The prbcalcretireblktmo function in net/packet/afpacket.c can result in a denial of service CPU consumption and soft lockup in a certain failure case involving TPACKETV3, aka CID-b43d1f9f7067...

openSUSE Security Update : xen (openSUSE-2020-599)

This update for xen fixes the following issues : Security issues fixed : - CVE-2020-11742: Bad continuation handling in GNTTABOPcopy bsc1169392. - CVE-2020-11740, CVE-2020-11741: xen: XSA-313 multiple xenoprof issues bsc1168140. - CVE-2020-11739: Missing memory barriers in read-write unlock paths...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2020:1124-1)

This update for xen fixes the following issues : Security issues fixed : CVE-2020-11742: Bad continuation handling in GNTTABOPcopy bsc1169392. CVE-2020-11740, CVE-2020-11741: xen: XSA-313 multiple xenoprof issues bsc1168140. CVE-2020-11739: Missing memory barriers in read-write unlock paths...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4344-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4344-1 advisory. It was discovered that the Intel Wi-Fi driver in the Linux kernel did not properly check for errors in some situations. A local attacker could possibly u...

USN-4324-1: Linux kernel vulnerabilities

Al Viro discovered that the vfs layer in the Linux kernel contained a use- after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly expose sensitive information kernel memory. CVE-2020-8428 Shijie Luo discovered that the ext4 file system...

SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2020:0688-1)

The SUSE Linux Enterprise 15-SP1 kernel-RT was updated to 4.12.14 to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-8992: Fixed an issue in ext4protectreservedinode in fs/ext4/blockvalidity.c that allowed attackers to cause a soft lockup via a crafted...

SUSE-SU-2020:0558-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-2732: Fixed an issue affecting Intel CPUs where an L2 guest may trick the L0 hypervisor into accessing sensitive L1 resources bsc1163971. -...

CVE-2020-8992

ext4protectreservedinode in fs/ext4/blockvalidity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service soft lockup via a crafted journal size...

CVE-2020-8992

CVE-2020-8992 affects the Linux kernel ext4 implementation (ext4_protect_reserved_inode in fs/ext4/block_validity.c) through version 5.5.3. A crafted journal size can cause a denial of service (soft lockup) via a local attack. Connected advisories (e.g., SUSE-SU-2020:1663-1, Ubuntu USN-4419-1, Un...

CVE-2020-8992

ext4protectreservedinode in fs/ext4/blockvalidity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service soft lockup via a crafted journal size...

Huawei EulerOS: Security Advisory for kernel (EulerOS-SA-2019-1535)

The remote host is missing an update for the Huawei EulerOS 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...

EulerOS Virtualization for ARM 64 3.0.1.0 : kernel (EulerOS-SA-2019-1535)

According to the versions of the kernel packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The imspcugetcdcuniondesc function in drivers/input/misc/ims-pcu.c in the Linux kernel, through 4.13.11, allows local...

Denial Of Service (DoS)

Linux kernel is vulnerable to denial of service DOS attacks. This is because the NFSv4 server in the Linux kernel does not properly validate layout type when processing NFSv4 pNFS LAYOUTGET and GETDEVICEINFO operands. A remote attacker could use this flaw to soft-lockup the system and thus cause ...

Denial Of Service (DoS)

The kernel-rt packages contain the Linux kernel, the core of any Linux operating system. A flaw was found in the way the Linux kernel's XFS file system handled replacing of remote attributes under certain conditions. A local user with access to XFS file system mount could potentially use this fla...

Security Advisory 0040

Security Advisory 0040 PDF Date: April 16th, 2019 Last Updated: April 29th, 2019 Version: 1.1 Revision | Date | Changes ---|---|--- 1.0 | April 16th, 2019 | Initial Release 1.1 | April 29th, 2019 | Updated with CVE reference and mitigation for impacted versions The CVE-ID tracking this issue is...