oss-sec mailing list archives

Re: CVE request: Linux kernel: net: info leak in recvmsg handler msg_name & msg_namelen logic

From: P J P <ppandit () redhat com>
Date: Wed, 11 Dec 2013 11:16:29 +0530 (IST)

+-- On Tue, 10 Dec 2013, Marcus Meissner wrote --+
| CVE-2013-6405 covers parts of that already I think and could be extended?

  True, that one fixes the individual recvmsg handlers, whereas 'f3d3342602' 
is one step before that.

Small correction:

  this is an information leak, not memory leak. Content of Kernel memory bytes 
was inadvertently passed to user space.

Thank you.
--
Prasad J Pandit / Red Hat Security Response Team

Current thread:

CVE request: Linux kernel: net: memory leak in recvmsg handler msg_name & msg_namelen logic P J P (Dec 09)
- Re: CVE request: Linux kernel: net: memory leak in recvmsg handler msg_name & msg_namelen logic Marcus Meissner (Dec 10)
  - Re: CVE request: Linux kernel: net: info leak in recvmsg handler msg_name & msg_namelen logic P J P (Dec 10)
  - Re: CVE request: Linux kernel: net: memory leak in recvmsg handler msg_name & msg_namelen logic P J P (Dec 30)