Uninitialized Data Structure Vulnerability in Linux Kernel's ax25_recvmsg Function

CVE-2013-3223 · MEDIUM Severity

AV:L/AC:L/AU:N/C:C/I:N/A:N

The ax25_recvmsg function in net/ax25/af_ax25.c in the Linux kernel before 3.9-rc7 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

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