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From: Dag-Erling Smorgrav <des@FreeBSD.org>
Date: Mon, 23 Aug 2004 12:41:29 +0000 (UTC)
To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org,
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X-FreeBSD-CVS-Branch: HEAD
Subject: cvs commit: src/sys/compat/linux linux_socket.c
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des         2004-08-23 12:41:29 UTC

  FreeBSD src repository

  Modified files:
    sys/compat/linux     linux_socket.c 
  Log:
  Don't try to translate the control message unless we're certain it's
  valid; otherwise a caller could trick us into changing any 32-bit word
  in kernel memory to LINUX_SOL_SOCKET (0x00000001) if its previous value
  is SOL_SOCKET (0x0000ffff).
  
  MFC after:      3 days
  
  Revision  Changes    Path
  1.52      +2 -1      src/sys/compat/linux/linux_socket.c