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kernel: ICMP rate limiting can be used for DNS poisoning attack

🗓️ 03 Mar 2021 09:36:57Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

Linux kernel ICMP rate limiting flaw enables rapid UDP port scanning and bypasses port randomization.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM Security Guardium is affected by a kernel vulnerability (CVE-2020-25705, CVE-2020-28374)
4 Nov 202115:59
–ibm
IBM Security Bulletins		Security Bulletin: There are multiple vulnerabilities in the Linux Kernel used in IBM Elastic Storage System
19 May 202109:52
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in the Linux Kernel, Docker, Python, and NGINX affect IBM Spectrum Protect Plus
10 Dec 202118:57
–ibm
IBM Security Bulletins		Security Bulletin: IBM Data Risk Manager is affected by multiple vulnerabilities
5 May 202105:44
–ibm
IBM Security Bulletins		Security Bulletin: This Power System update is being released to address CVE 2020-25705
7 Dec 202114:16
–ibm
IBM Security Bulletins		Security Bulletin: UDP source port randomization flaw in IBM DataPower Gateway (CVE-2020-25705)
16 Dec 202218:57
–ibm
IBM Security Bulletins		Security Bulletin: IBM MQ Appliance is affected by a Kernel vulnerability (CVE-2020-25705)
22 Dec 202217:30
–ibm
GithubExploit		Exploit for Use of Insufficiently Random Values in Linux Linux_Kernel
14 Nov 202008:53
–githubexploit
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2021:0558)
9 Feb 202200:00
–nessus
Tenable Nessus		CentOS 7 : kernel (RHSA-2021:0856)
18 Mar 202100:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.1aarch64kernel0:4.18.0-147.43.1.el8_1kernel-0:4.18.0-147.43.1.el8_1.aarch64.rpm
Red Hat Enterprise Linux8.1ppc64lekernel0:4.18.0-147.43.1.el8_1kernel-0:4.18.0-147.43.1.el8_1.ppc64le.rpm
Red Hat Enterprise Linux8.1s390xkernel0:4.18.0-147.43.1.el8_1kernel-0:4.18.0-147.43.1.el8_1.s390x.rpm
Red Hat Enterprise Linux8.1x86_64kernel0:4.18.0-147.43.1.el8_1kernel-0:4.18.0-147.43.1.el8_1.x86_64.rpm
Red Hat Enterprise Linux8.1aarch64kernel-core0:4.18.0-147.43.1.el8_1kernel-core-0:4.18.0-147.43.1.el8_1.aarch64.rpm
Red Hat Enterprise Linux8.1ppc64lekernel-core0:4.18.0-147.43.1.el8_1kernel-core-0:4.18.0-147.43.1.el8_1.ppc64le.rpm
Red Hat Enterprise Linux8.1s390xkernel-core0:4.18.0-147.43.1.el8_1kernel-core-0:4.18.0-147.43.1.el8_1.s390x.rpm
Red Hat Enterprise Linux8.1x86_64kernel-core0:4.18.0-147.43.1.el8_1kernel-core-0:4.18.0-147.43.1.el8_1.x86_64.rpm
Red Hat Enterprise Linux8.1aarch64kernel-debug0:4.18.0-147.43.1.el8_1kernel-debug-0:4.18.0-147.43.1.el8_1.aarch64.rpm
Red Hat Enterprise Linux8.1ppc64lekernel-debug0:4.18.0-147.43.1.el8_1kernel-debug-0:4.18.0-147.43.1.el8_1.ppc64le.rpm
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28 Jun 2026 12:34Current
6.8Medium risk
Vulners AI Score6.8
CVSS 25.8
CVSS 3.17.4
EPSS0.06692
CWE-330
Linux kerneldomain name system poisoningrapid port scanningport randomization bypassconfidentiality impact
3