• CVE-2021-45868

发布时间: 2022年9月23日

修改时间: 2024年10月31日

概要

In the Linux kernel before 5.15.3, fs/quota/quota_tree.c does not validate the block number in the quota tree (on disk). This can, for example, lead to a kernel/locking/rwsem.c use-after-free if there is a corrupted quota file.

CVSS v3 指标

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

安全公告

公告名 概要 发布时间
KylinSec-SA-2022-1380 In the Linux kernel before 5.15.3, fs/quota/quota_tree.c does not validate the block number in the quota tree (on disk). This can, for example, lead to a kernel/locking/rwsem.c use-after-free if there is a corrupted quota file. 2022年9月23日

影响产品

产品 状态
KY3.4-4A kernel Fixed