安全公告/【CVE-2021-33644】
基本信息
受影响操作系统:Asianux
危险等级:高危
影响源码包:libtar
CVSS评分:8.1
发现日期:2023-05-29
修复版本:libtar-1.2.20-17.2
漏洞描述
An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read.
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
参考
https://access.redhat.com/security/cve/CVE-2021-33644
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33644
https://nvd.nist.gov/vuln/detail/CVE-2021-33644