5.7
CVSSv3

CVE-2023-1206

Published: 30/06/2023 Updated: 11/01/2024
CVSS v3 Base Score: 5.7 | Impact Score: 3.6 | Exploitability Score: 2.1
VMScore: 0

Vulnerability Summary

A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6 connections up to 95%.

Vulnerability Trend

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linux linux kernel

redhat enterprise linux 8.0

redhat enterprise linux 9.0

fedoraproject fedora 38

Vendor Advisories

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks CVE-2022-4269 William Zhao discovered that a flaw in the Traffic Control (TC) subsystem when using a specific networking configuration (redirecting egress packets to ingress using TC action m ...
Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks CVE-2023-1206 It was discovered that the networking stack permits attackers to force hash collisions in the IPv6 connection lookup table, which may result in denial of service (significant in ...
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概要 Important: kernel security, bug fix, and enhancement update タイプ/重大度 Security Advisory: Important Red Hat Insights パッチ分析 このアドバイザリーの影響を受けるシステムを特定し、修正します。 影響を受けるシステムの表示 トピック An update for kernel is now available ...
Synopsis Important: kernel security and bug fix update Type/Severity Security Advisory: Important Red Hat Insights patch analysis Identify and remediate systems affected by this advisory View affected systems Topic An update for kernel is now available for Red Hat Enterprise Linux 90 Extended Update SupportRed Hat Product Securit ...
Synopsis Important: kernel-rt security and bug fix update Type/Severity Security Advisory: Important Red Hat Insights patch analysis Identify and remediate systems affected by this advisory View affected systems Topic An update for kernel-rt is now available for Red Hat Enterprise Linux 90 Extended Update SupportRed Hat Product S ...
Synopsis Low: Logging Subsystem 581- Red Hat OpenShift security update Type/Severity Security Advisory: Low Topic An update is now available for RHOL-58-RHEL-9Red Hat Product Security has rated this update as having a security impact of Low A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, i ...
Synopsis Low: Logging Subsystem 5710 - Red Hat OpenShift security update Type/Severity Security Advisory: Low Topic Low: Logging Subsystem 5710 - Red Hat OpenShift security updateRed Hat Product Security has rated this update as having a security impact of low A Common Vulnerability Scoring System (CVSS) base score, which gives a detaile ...
概要 Important: OpenShift Container Platform 411 low-latency extras update タイプ/重大度 Security Advisory: Important トピック An update for cnf-tests-container, dpdk-base-container and performance-addon-operator-must-gather-rhel8-container is now available for Red Hat OpenShift Container Platform 411 Secondary scheduler builds ...
Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Red Hat Insights patch analysis Identify and remediate systems affected by this advisory View affected systems Topic An update for kernel is now available for Red Hat Enterprise Linux 86 Extended Update SupportRed Hat P ...
An issue was found in the Linux kernel's IPv6 TCP connection tracking code, which could lead to high CPU usage with certain traffic patterns (CVE-2023-1206) ...
Description<!----> This CVE is under investigation by Red Hat Product Security ...
An issue was found in the Linux kernel's IPv6 TCP connection tracking code, which could lead to high CPU usage with certain traffic patterns (CVE-2023-1206) ...
An issue was found in the Linux kernel's IPv6 TCP connection tracking code, which could lead to high CPU usage with certain traffic patterns (CVE-2023-1206) ...
An issue was found in the Linux kernel's IPv6 TCP connection tracking code, which could lead to high CPU usage with certain traffic patterns (CVE-2023-1206) ...
An issue was found in the Linux kernel's IPv6 TCP connection tracking code, which could lead to high CPU usage with certain traffic patterns (CVE-2023-1206) ...