Linux Distros Unpatched Vulnerability : CVE-2026-23398

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - icmp: fix NULL pointer dereference in icmptagvalidation icmptagvalidation unconditionally dereferences the result of rcudereferenceinetprotosproto without...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

kernel: new DNS Cache Poisoning Attack based on ICMP fragment needed packets replies

A flaw in the processing of received ICMP errors ICMP fragment needed and ICMP redirect in the Linux kernel functionality was found to allow the ability to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypass the source port UDP randomization. The highest...

RHEL 8 : kernel-rt (RHSA-2022:4835)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:4835 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

kernel security, bug fix, and enhancement update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

PT-2006-1142 · Freebsd · Freebsd

Name of the Vulnerable Software and Affected Versions: FreeBSD version 6.0-RELEASE Description: The issue allows remote attackers to cause a denial of service, leading to a firewall crash. This is achieved through ICMP IP fragments that match a reset, reject, or unreach action, resulting in acces...