Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Array index error in the dahdi/tor2.c driver in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite an integer value in kernel memory by writing to /dev/zap/ctl, related to an incorrect tor2 patch for CVE-2008-5396 that uses the wrong variable in a range check against the value of lc->sync.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
zaptel多个驱动数组索引漏洞
Vulnerability Description
zaptel软件包是用于配置Zapata电话内核驱动的用户工具。 由于对ZT_SPANCONFIG ioctl相关的sync字段缺少检查，导致Zaptel中的torisa.c驱动的torisa_spanconfig()函数和dahdi/tor2.c驱动的tor2_spanconfig()函数存在数组索引错误。dialout组中的本地用户可以通过写入/dev/zap/ctl覆盖内核内存中的整数值，导致拒绝服务或获得权限提升。
CVSS Information
N/A
Vulnerability Type
N/A