漏洞信息
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Vulnerability Title
Memory leak in BlueZ
Vulnerability Description
BlueZ is a Bluetooth protocol stack for Linux. In affected versions a vulnerability exists in sdp_cstate_alloc_buf which allocates memory which will always be hung in the singly linked list of cstates and will not be freed. This will cause a memory leak over time. The data can be a very large object, which can be caused by an attacker continuously sending sdp packets and this may cause the service of the target device to crash.
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Vulnerability Title
BlueZ 资源管理错误漏洞
Vulnerability Description
BlueZ是一款使用C语言编写的蓝牙协议堆栈,它主要用于提供对核心蓝牙层和协议的支持。 BlueZ 存在资源管理错误漏洞,该漏洞源于在受影响的版本中,sdp的cstate alloc buf中存在一个漏洞,它分配的内存总是挂起在cstate单链表中并且不会被释放,随着时间的推移这将导致内存泄漏。攻击者可利用该漏洞不断发送sdp包造成的,最终可能导致目标设备的服务崩溃。
CVSS Information
N/A
Vulnerability Type
N/A