← Volver a CVEs

CVE-2021-41864

HIGH

7.8

Descripcion

prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.

Detalles CVE

Puntuacion CVSS v3.17.8

SeveridadHIGH

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

Vector de ataqueLOCAL

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioNONE

Publicado10/2/2021

Ultima modificacion11/21/2024

Fuentenvd

Avistamientos honeypot0

Productos afectados

debian:debian_linuxfedoraproject:fedoralinux:linux_kernelnetapp:cloud_backupnetapp:h300enetapp:h300e_firmwarenetapp:h300snetapp:h300s_firmwarenetapp:h410cnetapp:h410c_firmwarenetapp:h410snetapp:h410s_firmwarenetapp:h500enetapp:h500e_firmwarenetapp:h500snetapp:h500s_firmwarenetapp:h700enetapp:h700e_firmwarenetapp:h700snetapp:h700s_firmwarenetapp:hci_management_nodenetapp:solidfirenetapp:solidfire_baseboard_management_controllernetapp:solidfire_baseboard_management_controller_firmware

Debilidades (CWE)

CWE-190

Referencias

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.12(cve@mitre.org)

https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=30e29a9a2bc6a4888335a6ede968b75cd329657a(cve@mitre.org)

https://github.com/torvalds/linux/commit/30e29a9a2bc6a4888335a6ede968b75cd329657a(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7BLLVKYAIETEORUPTFO3TR3C33ZPFXQM/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAT3RERO6QBKSPJBNNRWY3D4NCGTFOS7/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SYKURLXBB2555ASWMPDNMBUPD6AG2JKQ/(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20211029-0004/(cve@mitre.org)

https://www.debian.org/security/2022/dsa-5096(cve@mitre.org)

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.12(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=30e29a9a2bc6a4888335a6ede968b75cd329657a(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/torvalds/linux/commit/30e29a9a2bc6a4888335a6ede968b75cd329657a(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://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7BLLVKYAIETEORUPTFO3TR3C33ZPFXQM/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAT3RERO6QBKSPJBNNRWY3D4NCGTFOS7/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SYKURLXBB2555ASWMPDNMBUPD6AG2JKQ/(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20211029-0004/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2022/dsa-5096(af854a3a-2127-422b-91ae-364da2661108)

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