• CVE-2021-47442

发布时间: 2024年6月6日

修改时间: 2025年1月11日

概要

In the Linux kernel, the following vulnerability has been resolved: NFC: digital: fix possible memory leak in digital_in_send_sdd_req() 'skb' is allocated in digital_in_send_sdd_req(), but not free when digital_in_send_cmd() failed, which will cause memory leak. Fix it by freeing 'skb' if digital_in_send_cmd() return failed.

CVSS v3 指标

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

安全公告

公告名 概要 发布时间
KylinSec-SA-2024-4692 In the Linux kernel, the following vulnerability has been resolved: NFC: digital: fix possible memory leak in digital_in_send_sdd_req() 'skb' is allocated in digital_in_send_sdd_req(), but not free when digital_in_send_cmd() failed, which will cause memory leak. Fix it by freeing 'skb' if digital_in_send_cmd() return failed. 2024年6月6日
KylinSec-SA-2024-4779 kernel security update 2024年6月7日

影响产品

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