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kernel: l2tp: Race condition between pppol2tp_session_create() and l2tp_eth_create()

🗓️ 06 Aug 2019 12:47:45Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Kernel race between tunnel creation routines in netlink uses the id of a removed tunnel without proper reference counting.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM is vulnerable to multiple Kernel vulnerabilities
6 Nov 201919:05
–ibm
Android Security Bulletins		Pixel / Nexus Security Bulletin—September 2018Stay organized with collectionsSave and categorize content based on your preferences.
4 Sep 201800:00
–androidsecurity
BDU FSTEC		The vulnerability of the pppol2tp_connect driver of the Android operating system allows a hacker to increase their privileges and execute arbitrary code.
9 Jul 202000:00
–bdu_fstec
Tenable Nessus		CentOS 7 : kernel (CESA-2019:2029)
11 Sep 201900:00
–nessus
Tenable Nessus		EulerOS 2.0 SP5 : kernel (EulerOS-SA-2021-1684)
24 Mar 202100:00
–nessus
Tenable Nessus		MiracleLinux 7 : kernel-3.10.0-1062.el7 (AXSA:2019-4338:05)
16 Jan 202600:00
–nessus
Tenable Nessus		NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel Multiple Vulnerabilities (NS-SA-2019-0180)
15 Oct 201900:00
–nessus
Tenable Nessus		NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel-rt Multiple Vulnerabilities (NS-SA-2019-0183)
15 Oct 201900:00
–nessus
Tenable Nessus		NewStart CGSL CORE 5.05 / MAIN 5.05 : kernel Multiple Vulnerabilities (NS-SA-2019-0247)
31 Dec 201900:00
–nessus
Tenable Nessus		NewStart CGSL CORE 5.05 / MAIN 5.05 : kernel-rt Multiple Vulnerabilities (NS-SA-2019-0253)
31 Dec 201900:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64bpftool0:3.10.0-1062.el7bpftool-0:3.10.0-1062.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lebpftool0:3.10.0-1062.el7bpftool-0:3.10.0-1062.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xbpftool0:3.10.0-1062.el7bpftool-0:3.10.0-1062.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64bpftool0:3.10.0-1062.el7bpftool-0:3.10.0-1062.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64bpftool-debuginfo0:3.10.0-1062.el7bpftool-debuginfo-0:3.10.0-1062.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lebpftool-debuginfo0:3.10.0-1062.el7bpftool-debuginfo-0:3.10.0-1062.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xbpftool-debuginfo0:3.10.0-1062.el7bpftool-debuginfo-0:3.10.0-1062.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64bpftool-debuginfo0:3.10.0-1062.el7bpftool-debuginfo-0:3.10.0-1062.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64kernel0:3.10.0-1062.el7kernel-0:3.10.0-1062.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lekernel0:3.10.0-1062.el7kernel-0:3.10.0-1062.el7.ppc64le.rpm
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30 Jun 2026 11:35Current
6.8Medium risk
Vulners AI Score6.8
CVSS 36.7
CVSS 27.2
EPSS0.00424
CWE-367
kernel race conditiontunnel creationnetlink interfacereference countingremoved tunnel id
4