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kernel: challenge ACK counter information disclosure.

🗓️ 18 Aug 2016 20:06:50Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 1 Views

The Linux kernel's challenge rate limit allows information disclosure via the global counter, enabling off-path termination or payload injection.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Vulnerabilities in the Linux kernel affect PowerKVM
18 Jun 201801:34
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability in Linux Kernel affects SAN Volume Controller, Storwize family and FlashSystem V9000 products (CVE-2016-5696)
29 Mar 202301:48
–ibm
GithubExploit		Exploit for Exposure of Sensitive Information to an Unauthorized Actor in Google Android
20 Aug 201623:28
–githubexploit
GithubExploit		Exploit for Exposure of Sensitive Information to an Unauthorized Actor in Google Android
23 Aug 201600:21
–githubexploit
ATTACKERKB		CVE-2016-5389
13 Jul 201616:59
–attackerkb
Amazon		Medium: kernel
1 Aug 201600:00
–amazon
Tenable Nessus		Amazon Linux AMI : kernel (ALAS-2016-726)
2 Aug 201600:00
–nessus
Tenable Nessus		Arista Networks EOS tcp_input Challenge ACKs Shared Counter Disclosure (SA0023)
28 Feb 201800:00
–nessus
Tenable Nessus		CentOS 7 : kernel (CESA-2016:1633)
22 Aug 201600:00
–nessus
Tenable Nessus		CentOS 6 : kernel (CESA-2016:1664)
25 Aug 201600:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64kernel0:3.10.0-327.28.3.el7kernel-0:3.10.0-327.28.3.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lekernel0:3.10.0-327.28.3.el7kernel-0:3.10.0-327.28.3.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xkernel0:3.10.0-327.28.3.el7kernel-0:3.10.0-327.28.3.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64kernel0:3.10.0-327.28.3.el7kernel-0:3.10.0-327.28.3.el7.x86_64.rpm
Red Hat Enterprise Linux7anykernel-abi-whitelists0:3.10.0-327.28.3.el7kernel-abi-whitelists-0:3.10.0-327.28.3.el7.noarch.rpm
Red Hat Enterprise Linux7ppc64kernel-bootwrapper0:3.10.0-327.28.3.el7kernel-bootwrapper-0:3.10.0-327.28.3.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lekernel-bootwrapper0:3.10.0-327.28.3.el7kernel-bootwrapper-0:3.10.0-327.28.3.el7.ppc64le.rpm
Red Hat Enterprise Linux7ppc64kernel-debug0:3.10.0-327.28.3.el7kernel-debug-0:3.10.0-327.28.3.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lekernel-debug0:3.10.0-327.28.3.el7kernel-debug-0:3.10.0-327.28.3.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xkernel-debug0:3.10.0-327.28.3.el7kernel-debug-0:3.10.0-327.28.3.el7.s390x.rpm
Rows per page

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26 Feb 2026 20:21Current
6.6Medium risk
Vulners AI Score6.6
CVSS 34.8
CVSS 25.8
EPSS0.51991
CWE-203
challenge rate limitlinux kernel networkinformation disclosureoff path attackertcp termination riskpayload injectionglobal counter
1