安全公告/【CVE-2022-20158】
基本信息
受影响操作系统:Asianux
危险等级:中危
影响源码包:kernel-4.19
CVSS评分:6.7
发现日期:2023-09-28
修复版本:4.19.90-5047
漏洞描述
In bdi_put and bdi_unregister of backing-dev.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-182815710References: Upstream kernel
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
参考
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-20158
https://nvd.nist.gov/vuln/detail/CVE-2022-20158