Date: Fri, 6 Dec 2013 18:01:53 +0400 From: Vasily Kulikov <segoon@...nwall.com> To: oss-security@...ts.openwall.com Subject: Re: CVE request: Kernel: ping: NULL pointer dereference on write to msg_name Hi, On Fri, Dec 06, 2013 at 19:13 +0530, P J P wrote: > Linux kernel built with the TCP/IP networking support(CONFIG_NET) is > vulnerable to a NULL pointer dereference flaw. It could occur via a > plain read(2) call on a ping socket. Usage of ping sockets is > generally restricted to privileged users. > > A user/program able to read from ping sockets could use this flaw to crash a > system resulting in DoS. > > Upstream fix: > ------------- > -> https://git.kernel.org/linus/cf970c002d270c36202bd5b9c2804d3097a52da0 > > Reference: > ---------- > -> https://bugzilla.redhat.com/show_bug.cgi?id=1039046 The bug was introduced with ping6 sockets implementation in: https://git.kernel.org/linus/6d0bfe22611602f36617bc7aa2ffa1bbb2f54c67 Thanks, -- Vasily Kulikov http://www.openwall.com - bringing security into open computing environments
Powered by blists - more mailing lists
Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.