• CVE-2023-52646

发布时间: 2024年6月13日

修改时间: 2025年2月1日

概要

In the Linux kernel, the following vulnerability has been resolved: aio: fix mremap after fork null-deref Commit e4a0d3e720e7 ("aio: Make it possible to remap aio ring") introduced a null-deref if mremap is called on an old aio mapping after fork as mm->ioctx_table will be set to NULL. [jmoyer@redhat.com: fix 80 column issue]

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 Low Low
Scope Unchanged Unchanged
Integrity None None
User Interaction None None
Availability High High

安全公告

公告名 概要 发布时间
KylinSec-SA-2024-4734 In the Linux kernel, the following vulnerability has been resolved: aio: fix mremap after fork null-deref Commit e4a0d3e720e7 ("aio: Make it possible to remap aio ring") introduced a null-deref if mremap is called on an old aio mapping after fork as mm->ioctx_table will be set to NULL. [jmoyer@redhat.com: fix 80 column issue] 2024年6月13日
KylinSec-SA-2024-4957 kernel security update 2024年6月14日

影响产品

产品 状态
KY3.4-5A kernel Unaffected
KY3.5.2 kernel Fixed
KY3.5.2 kernel Unaffected
V6 kernel Unaffected