#linux

A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.

A NULL pointer dereference issue was discovered in the Linux kernel in the MPTCP protocol when traversing the subflow list at disconnect time. A local user could use this flaw to potentially crash the system causing a denial of service.

This update resolves a multi-factor authentication bypass attack

A NULL pointer dereference issue was discovered in the Linux kernel in io_files_update_with_index_alloc. A local user could use this flaw to potentially crash the system causing a denial of service.

Red Hat OpenShift Container Platform release 4.11.17 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.11. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-1705: golang: net/http: improper sanitization of Transfer-Encoding header * CVE-2022-27664: golang: net/http: handle server errors after sending GOAWAY * CVE-2022-32148: golang: net/http/ht...

The ransomware group is using Qakbot to make the initial point of entry before moving laterally within an organization’s network.

Red Hat Security Advisory 2022-8639-01 - Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the Kerberos key distribution center. Issues addressed include an integer overflow vulnerability.

Red Hat Security Advisory 2022-8638-01 - Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the Kerberos key distribution center. Issues addressed include an integer overflow vulnerability.

Red Hat Security Advisory 2022-8643-01 - Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up.

Red Hat Security Advisory 2022-8646-01 - Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up.