cvs commit: src/sys/net bpf_filter.c

[Jung-uk Kim]

jkim        2008-09-04 15:18:32 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_7)
    sys/net              bpf_filter.c 
  Log:
  SVN rev 182761 on 2008-09-04 15:18:32Z by jkim
  
  MFC:    r182380
  
  Validate scratch memory addresses for BPF_STX and BPF_LDX|BPF_MEM.
  A badly written filter was able to reference invalid addresses,
  even cause kernel crash.
  
  Approved by:    re (kensmith)
  
  Revision  Changes    Path
  1.28.2.2  +3 -1      src/sys/net/bpf_filter.c