BlueZ 输入验证错误漏洞

漏洞介绍

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。

Linux内核蓝牙存在安全漏洞，该漏洞源于实现使用A2MP CID处理L2CAP数据包的方式。攻击者可利用这个漏洞使系统崩溃，从而导致拒绝服务，或者通过发送一个特制的L2CAP包潜在地在系统上执行任意代码。

漏洞补丁

目前厂商已发布升级了BlueZ 输入验证错误漏洞的补丁，BlueZ 输入验证错误漏洞的补丁获取链接：

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00435.html

参考网址

来源:MISC

链接：https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00435.html?wapkw=CVE-2020-12351

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.3658/

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.3710/

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.3518/

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.4191/

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.4049/

来源:vigilance.fr

链接：https://vigilance.fr/vulnerability/Linux-kernel-memory-corruption-via-Bluetooth-L2CAP-33606

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.4168/

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.4211/

来源:packetstormsecurity.com

链接：https://packetstormsecurity.com/files/159644/Red-Hat-Security-Advisory-2020-4276-01.html

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.4132/

来源:packetstormsecurity.com

链接：https://packetstormsecurity.com/files/159702/Kernel-Live-Patch-Security-Notice-LSN-0073-1.html

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.4219/

来源:nvd.nist.gov

链接：https://nvd.nist.gov/vuln/detail/CVE-2020-12351

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.3593/

来源:access.redhat.com

链接：https://access.redhat.com/security/cve/cve-2020-12351

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.3621/

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.3775/

来源:www.auscert.org.au

链接：https://www.auscert.org.au/bulletins/ESB-2020.3797/

受影响实体

暂无

信息来源

http://www.cnnvd.org.cn/web/xxk/ldxqById.tag?CNNVD=CNNVD-202010-613