• CVE-2024-40938

发布时间: 2024年8月30日

修改时间: 2024年8月30日

概要

In the Linux kernel, the following vulnerability has been resolved: landlock: Fix d_parent walk The WARN_ON_ONCE() in collect_domain_accesses() can be triggered when trying to link a root mount point. This cannot work in practice because this directory is mounted, but the VFS check is done after the call to security_path_link(). Do not use source directory's d_parent when the source directory is the mount point. [mic: Fix commit message]

CVSS v3 指标

NVD openEuler
Confidentiality None
Attack Vector Local
CVSS评分 N/A 5.5
Attack Complexity Low
Privileges Required Low
Scope Unchanged
Integrity None
User Interaction None
Availability High

安全公告

公告名 概要 发布时间
KylinSec-SA-2024-3340 In the Linux kernel, the following vulnerability has been resolved: landlock: Fix d_parent walk The WARN_ON_ONCE() in collect_domain_accesses() can be triggered when trying to link a root mount point. This cannot work in practice because this directory is mounted, but the VFS check is done after the call to security_path_link(). Do not use source directory's d_parent when the source directory is the mount point. [mic: Fix commit message] 2024年8月21日

影响产品

产品 状态
V6 kernel Fixed