Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The snd_ctl_elem_add function in sound/core/control.c in the ALSA control implementation in the Linux kernel before 3.15.2 does not check authorization for SNDRV_CTL_IOCTL_ELEM_REPLACE commands, which allows local users to remove kernel controls and cause a denial of service (use-after-free and system crash) by leveraging /dev/snd/controlCX access for an ioctl call.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel ALSA 安全漏洞
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。ALSA是一个由内核驱动的高级Linux声音架构，它在Linux操作系统上提供音频和MIDI（音乐设备数字化接口）的支持。 Linux kernel 3.15.1及之前版本的ALSA控制实现过程中的sound/core/control.c文件的‘snd_ctl_elem_add’函数存在安全漏洞，该漏洞源于程序没有检查SNDRV_CTL_IOCTL
CVSS Information
N/A
Vulnerability Type
N/A