安全公告/【CVE-2022-4269】

基本信息

漏洞名称:
受影响操作系统:Asianux
危险等级:中危
影响源码包:kernel-5.10
CVSS评分:5.5
发现日期:2023-06-30
修复版本:5.10.0-37.4

漏洞描述

A flaw was found in the Linux kernel Traffic Control (TC) subsystem. Using a specific networking configuration (redirecting egress packets to ingress using TC action "mirred") a local unprivileged user could trigger a CPU soft lockup (ABBA deadlock) when the transport protocol in use (TCP or SCTP) does a retransmission, resulting in a denial of service condition.

修复方式

yum update PackageName

漏洞判定

执行命令yum info 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-2022-4269
https://nvd.nist.gov/vuln/detail/CVE-2022-4269