安全公告/【CVE-2022-45919】

基本信息

漏洞名称:
受影响操作系统:Asianux
危险等级:高危
影响源码包:kernel-4.19
CVSS评分:7
发现日期:2023-09-25
修复版本:4.19.90-5069

漏洞描述

An issue was discovered in the Linux kernel through 6.0.10. In drivers/media/dvb-core/dvb_ca_en50221.c, a use-after-free can occur is there is a disconnect after an open, because of the lack of a wait_event.

修复方式

sudo apt update && sudo apt dist-upgrade

漏洞判定

执行命令apt policy PackageName获取软件包版本号，版本小于修复版本，则受此漏洞影响，版本大于等于修复版本，则此漏洞已修复

补丁

参考

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-45919
https://nvd.nist.gov/vuln/detail/CVE-2022-45919