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CVE-2021-20317
MEDIUM4.4
Descripcion
A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueue_add function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while running OSP.
Detalles CVE
Puntuacion CVSS v3.14.4
SeveridadMEDIUM
Vector CVSSCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Vector de ataqueLOCAL
ComplejidadLOW
Privilegios requeridosHIGH
Interaccion usuarioNONE
Publicado9/27/2021
Ultima modificacion11/21/2024
Fuentenvd
Avistamientos honeypot0
Productos afectados
debian:debian_linuxlinux:linux_kernel
Debilidades (CWE)
CWE-665CWE-665
Referencias
https://bugzilla.redhat.com/show_bug.cgi?id=2005258(secalert@redhat.com)
https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf(secalert@redhat.com)
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=511885d7061eda3eb1faf3f57dcc936ff75863f1(secalert@redhat.com)
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html(secalert@redhat.com)
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html(secalert@redhat.com)
https://www.debian.org/security/2022/dsa-5096(secalert@redhat.com)
https://bugzilla.redhat.com/show_bug.cgi?id=2005258(af854a3a-2127-422b-91ae-364da2661108)
https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf(af854a3a-2127-422b-91ae-364da2661108)
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=511885d7061eda3eb1faf3f57dcc936ff75863f1(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html(af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2022/dsa-5096(af854a3a-2127-422b-91ae-364da2661108)
Correlaciones IOC
Sin correlaciones registradas
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