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kernel: Handling of might_cancel queueing is not properly pretected against race

🗓️ 07 Jan 2020 13:05:48Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 9 Views

Race condition in Linux kernel timerfd may cause list corruption via might_cancel, local denial.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Vulnerabilities in the Linux Kernel affect PowerKVM
17 Dec 201814:20
–ibm
IBM Security Bulletins		Security Bulletin: IBM QRadar Network Security is affected by Linux kernel vulnerabilities
27 Jun 201908:40
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in the Linux Kernel affect PowerKVM
17 May 201916:05
–ibm
0day.today		Linux kernel < 4.10.15 - Race Condition Privilege Escalation Exploit
18 Dec 201700:00
–zdt
BDU FSTEC		The vulnerability of the `timerfd.c` component in the Linux kernel (fs/timerfd.c), which allows a hacker to increase their privileges and cause a service failure
13 Sep 201700:00
–bdu_fstec
Broadcom		BSA-2017-423
25 Aug 201700:00
–broadcom
Tenable Nessus		CentOS 7 : kernel (CESA-2018:3083)
16 Nov 201800:00
–nessus
Tenable Nessus		Debian DLA-1099-1 : linux security update (BlueBorne) (Stack Clash)
21 Sep 201700:00
–nessus
Tenable Nessus		Debian DSA-3981-1 : linux - security update (BlueBorne) (Stack Clash)
21 Sep 201700:00
–nessus
Tenable Nessus		EulerOS 2.0 SP1 : kernel (EulerOS-SA-2017-1245)
16 Nov 201700:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.5ppc64kernel0:3.10.0-862.46.1.el7kernel-0:3.10.0-862.46.1.el7.ppc64.rpm
Red Hat Enterprise Linux7.5ppc64lekernel0:3.10.0-862.46.1.el7kernel-0:3.10.0-862.46.1.el7.ppc64le.rpm
Red Hat Enterprise Linux7.5s390xkernel0:3.10.0-862.46.1.el7kernel-0:3.10.0-862.46.1.el7.s390x.rpm
Red Hat Enterprise Linux7.5x86_64kernel0:3.10.0-862.46.1.el7kernel-0:3.10.0-862.46.1.el7.x86_64.rpm
Red Hat Enterprise Linux7.5anykernel-abi-whitelists0:3.10.0-862.46.1.el7.noarchkernel-abi-whitelists-0:3.10.0-862.46.1.el7.noarch.noarch.rpm
Red Hat Enterprise Linux7.5ppc64kernel-bootwrapper0:3.10.0-862.46.1.el7kernel-bootwrapper-0:3.10.0-862.46.1.el7.ppc64.rpm
Red Hat Enterprise Linux7.5ppc64lekernel-bootwrapper0:3.10.0-862.46.1.el7kernel-bootwrapper-0:3.10.0-862.46.1.el7.ppc64le.rpm
Red Hat Enterprise Linux7.5ppc64kernel-debug0:3.10.0-862.46.1.el7kernel-debug-0:3.10.0-862.46.1.el7.ppc64.rpm
Red Hat Enterprise Linux7.5ppc64lekernel-debug0:3.10.0-862.46.1.el7kernel-debug-0:3.10.0-862.46.1.el7.ppc64le.rpm
Red Hat Enterprise Linux7.5s390xkernel-debug0:3.10.0-862.46.1.el7kernel-debug-0:3.10.0-862.46.1.el7.s390x.rpm
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30 Jun 2026 11:36Current
7.1High risk
Vulners AI Score7.1
CVSS 3.17
CVSS 27.6
EPSS0.13378
CWE-362
Linux kerneltimerfd racemight cancel queuingkernel list corruptionuse after freedenial of servicelocal user
9