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Vulnérabilités / CVE-2022-47939

critique

CVE-2022-47939

kernel: smb2_tree_disconnect() fails to validate object existance prior to performing opertions on it

Publiée Modifiée CWE 416
Dans la Trivy database depuis au moins le 24 oct. 2026, 07:11 UTCLa date d'entrée avant ce build n'est pas enregistrée.

Sévérité par source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Le label propre à Trivy est CRITICAL. Critique selon NVD, Red Hat, CBL-Mariner. Plus basse selon Ubuntu (moyenne).

Description

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2_TREE_DISCONNECT.

Paquets affectés et versions corrigées

SourcePaquetCorrigé en
CBL-Mariner 2.0kernel0:5.15.86.1-1.cm2
debian 12linux5.19.6-1
debian 13linux5.19.6-1
debian 14linux5.19.6-1
echolinux5.19.6-1
root.io debian 12rootio-linux5.19.6-1
root.io debian 13rootio-linux5.19.6-1
root.io ubuntu 22.04rootio-linux5.15.0-53.59
ubuntu 20.04linux-aws-5.15, linux-azure-5.15, linux-azure-fde-5.15 et 8 autres5.15.0-1023.27~20.04.1 et 8 autres
ubuntu 20.04-ESMlinux-aws-5.15, linux-azure-5.15, linux-azure-fde-5.15 et 8 autres5.15.0-1023.27~20.04.1 et 8 autres
ubuntu 22.04linux, linux-aws, linux-azure et 12 autres5.15.0-53.59 et 12 autres
Afficher les 45 entrées de 11 sources
SourcePaquetCorrigé en
CBL-Mariner 2.0kernel0:5.15.86.1-1.cm2
debian 12linux5.19.6-1
debian 13linux5.19.6-1
debian 14linux5.19.6-1
echolinux5.19.6-1
root.io debian 12rootio-linux5.19.6-1
root.io debian 13rootio-linux5.19.6-1
root.io ubuntu 22.04rootio-linux5.15.0-53.59
ubuntu 20.04linux-aws-5.155.15.0-1023.27~20.04.1
ubuntu 20.04linux-azure-5.155.15.0-1023.29~20.04.1
ubuntu 20.04linux-azure-fde-5.155.15.0-1029.36~20.04.1.1
ubuntu 20.04linux-gcp-5.155.15.0-1022.29~20.04.1
ubuntu 20.04linux-gke-5.155.15.0-1020.25~20.04.1
ubuntu 20.04linux-gkeop-5.155.15.0-1008.12~20.04.1
ubuntu 20.04linux-hwe-5.155.15.0-53.59~20.04.1
ubuntu 20.04linux-intel-iotg-5.155.15.0-1018.23~20.04.1
ubuntu 20.04linux-lowlatency-hwe-5.155.15.0-53.59~20.04.1
ubuntu 20.04linux-oracle-5.155.15.0-1022.28~20.04.1
ubuntu 20.04linux-riscv-5.155.15.0-1023.27~20.04.1
ubuntu 20.04-ESMlinux-aws-5.155.15.0-1023.27~20.04.1
ubuntu 20.04-ESMlinux-azure-5.155.15.0-1023.29~20.04.1
ubuntu 20.04-ESMlinux-azure-fde-5.155.15.0-1029.36~20.04.1.1
ubuntu 20.04-ESMlinux-gcp-5.155.15.0-1022.29~20.04.1
ubuntu 20.04-ESMlinux-gke-5.155.15.0-1020.25~20.04.1
ubuntu 20.04-ESMlinux-gkeop-5.155.15.0-1008.12~20.04.1
ubuntu 20.04-ESMlinux-hwe-5.155.15.0-53.59~20.04.1
ubuntu 20.04-ESMlinux-intel-iotg-5.155.15.0-1018.23~20.04.1
ubuntu 20.04-ESMlinux-lowlatency-hwe-5.155.15.0-53.59~20.04.1
ubuntu 20.04-ESMlinux-oracle-5.155.15.0-1022.28~20.04.1
ubuntu 20.04-ESMlinux-riscv-5.155.15.0-1023.27~20.04.1
ubuntu 22.04linux5.15.0-53.59
ubuntu 22.04linux-aws5.15.0-1023.27
ubuntu 22.04linux-azure5.15.0-1023.29
ubuntu 22.04linux-azure-fde5.15.0-1024.30.1
ubuntu 22.04linux-gcp5.15.0-1022.29
ubuntu 22.04linux-gke5.15.0-1020.25
ubuntu 22.04linux-gkeop5.15.0-1008.12
ubuntu 22.04linux-ibm5.15.0-1018.21
ubuntu 22.04linux-intel-iotg5.15.0-1018.23
ubuntu 22.04linux-kvm5.15.0-1021.26
ubuntu 22.04linux-lowlatency5.15.0-53.59
ubuntu 22.04linux-nvidia5.15.0-1015.15
ubuntu 22.04linux-oracle5.15.0-1022.28
ubuntu 22.04linux-raspi5.15.0-1018.20
ubuntu 22.04linux-riscv5.15.0-1023.27

Références

Les 11 références

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.