Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages.
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vulnerability Type
释放后使用
Vulnerability Title
systemd 资源管理错误漏洞
Vulnerability Description
systemd是德国Lennart Poettering软件开发者的一款基于Linux的系统和服务管理器。该产品兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。 systemd v245-rc1之前版本中存在资源管理错误漏洞。攻击者可借助特制的dbus消息利用该漏洞造成systemd服务崩溃或可能执行代码及提升权限。
CVSS Information
N/A
Vulnerability Type
N/A