Ubuntu 16.04 ESM / 18.04 LTS : Linux kernel vulnerabilities (USN-5136-1)

The remote Ubuntu 16.04 ESM / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5136-1 advisory. It was discovered that the f2fs file system in the Linux kernel did not properly validate metadata in some situations. An attacker could use...

Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2021-9458)

The remote Oracle Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2021-9458 advisory. - Bluetooth: defer cleanup of resources in hciunregisterdev Tetsuo Handa Orabug: 33369947 CVE-2021-3573 - Bluetooth: fix the erroneous flushwork order...

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory.

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Amazon Linux 2 : kernel, --advisory ALAS2-2021-1696 (ALAS-2021-1696)

The version of kernel installed on the remote host is prior to 4.14.241-184.433. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1696 advisory. A flaw was found in the Linux kernel, where a BPF program can obtain sensitive information from kernel memory via ...

CVE-2021-3655

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

DEBIAN-CVE-2021-3655

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

CVE-2021-3655

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

Design/Logic Flaw

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

CVE-2021-3655

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

CVE-2021-3655

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

CVE-2021-3655

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

Important: kernel

Issue Overview: A flaw was found in the Linux kernel, where a BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack. This issue occurs when the protection mechanism neglects the possibility of uninitialized memory locations on the BPF...

[ASA-202101-17] thunderbird: arbitrary code execution

Arch Linux Security Advisory ASA-202101-17 ========================================== Severity: Critical Date : 2021-01-12 CVE-ID : CVE-2020-16044 Package : thunderbird Type : arbitrary code execution Remote : Yes Link : https://security.archlinux.org/AVG-1440 Summary ======= The package...

USN-4687-1: Firefox vulnerability

A use-after-free was discovered in Firefox when handling SCTP packets. An attacker could potentially exploit this to cause a denial of service, or execute arbitrary code...

Exploiting Android Messengers with WebRTC: Part 3

Posted by Natalie Silvanovich, Project Zero This is a three-part series on exploiting messenger applications using vulnerabilities in WebRTC. CVE-2020-6514 discussed in the blog post was fixed on July 14 with these CLs.This series highlights what can go wrong when applications don't apply WebRTC...

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 IP packets with an Internet Header Length ihl of zero were processed in the skbflowdissect function in the Linux kernel. A remote attacker could use this flaw to trigger an infinit...

EulerOS Virtualization 2.5.0 : kernel (EulerOS-SA-2018-1260)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the Linux kernel's client-side implementation of the cifs protocol. This flaw allows an attacker controlling...

SUSE SLES12 Security Update : kernel (SUSE-SU-2018:1761-1)

The SUSE Linux Enterprise 12 SP1 LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed : - CVE-2018-3665: Prevent disclosure of FPU registers including XMM and AVX registers between processes. These registers might contain encryption keys when...

CVE-2018-5803

In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "sctpmakechunk" function net/sctp/smmakechunk.c when handling SCTP packets length can be exploited to cause a kernel crash...

Design/Logic Flaw

In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "sctpmakechunk" function net/sctp/smmakechunk.c when handling SCTP packets length can be exploited to cause a kernel crash...