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From: Xin LI <delphij@FreeBSD.org>
Date: Sat, 12 Feb 2005 17:51:12 +0000 (UTC)
To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org,
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Subject: cvs commit: src/sys/net if.c
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delphij     2005-02-12 17:51:12 UTC

  FreeBSD src repository

  Modified files:
    sys/net              if.c 
  Log:
  Validate ifc->ifc_len before submitting its incarnation to sbuf_new,
  which will finally lead to kernel panic.
  
  Security:       This prevents a local (root-launched) DoS
  Submitted by:   Wojciech A. Koszek [dunstan at freebsd czest pl]
  PR:             77421
  MFC After:      1 week
  
  Revision  Changes    Path
  1.218     +4 -0      src/sys/net/if.c