安全公告/【CVE-2023-1077】

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:2023-09-26
修复版本:4.19.90-5069

漏洞描述

In the Linux kernel, pick_next_rt_entity() may return a type confused entry, not detected by the BUG_ON condition, as the confused entry will not be NULL, but list_head.The buggy error condition would lead to a type confused entry with the list head,which would then be used as a type confused sched_rt_entity,causing memory corruption.

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-2023-1077
https://nvd.nist.gov/vuln/detail/CVE-2023-1077