• CVE-2021-47521

发布时间: 2024年6月21日

修改时间: 2024年7月3日

概要

In the Linux kernel, the following vulnerability has been resolved:can: sja1000: fix use after free in ems_pcmcia_add_card()If the last channel is not available then dev is freed. Fortunately,we can just use pdev->irq instead.Also we should check if at least one channel was set up.

CVSS v3 指标

NVD openEuler
Confidentiality High High
Attack Vector Local Local
CVSS评分 7.8 7.8
Attack Complexity Low Low
Privileges Required Low Low
Scope Unchanged Unchanged
Integrity High High
User Interaction None None
Availability High High

安全公告

公告名 概要 发布时间
KylinSec-SA-2024-2862 In the Linux kernel, the following vulnerability has been resolved:can: sja1000: fix use after free in ems_pcmcia_add_card()If the last channel is not available then dev is freed. Fortunately,we can just use pdev->irq instead.Also we should check if at least one channel was set up. 2024年6月21日
KylinSec-SA-2024-4792 kernel security update 2024年6月28日

影响产品

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