CVE-2018-20784

CRITICAL

9.8

Descricao

In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq's, which allows attackers to cause a denial of service (infinite loop in update_blocked_averages) or possibly have unspecified other impact by inducing a high load.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado2/22/2019

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

canonical:ubuntu_linuxlinux:linux_kernelredhat:enterprise_linuxredhat:enterprise_linux_for_real_time

Fraquezas (CWE)

CWE-835

Referencias

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c40f7d74c741a907cfaeb73a7697081881c497d0(cve@mitre.org)

https://access.redhat.com/errata/RHSA-2019:1959(cve@mitre.org)

https://access.redhat.com/errata/RHSA-2019:1971(cve@mitre.org)

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.2(cve@mitre.org)

https://github.com/torvalds/linux/commit/c40f7d74c741a907cfaeb73a7697081881c497d0(cve@mitre.org)

https://usn.ubuntu.com/4115-1/(cve@mitre.org)

https://usn.ubuntu.com/4118-1/(cve@mitre.org)

https://usn.ubuntu.com/4211-1/(cve@mitre.org)

https://usn.ubuntu.com/4211-2/(cve@mitre.org)

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c40f7d74c741a907cfaeb73a7697081881c497d0(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:1959(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2019:1971(af854a3a-2127-422b-91ae-364da2661108)

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.2(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/torvalds/linux/commit/c40f7d74c741a907cfaeb73a7697081881c497d0(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4115-1/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4118-1/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4211-1/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4211-2/(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

Sem correlacoes registradas

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